<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:b597937f-cc96-4976-9586-52af08d5a0e5,g:90c20547-9414-4f31-b5a1-4c8d72e18410-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://satellogic.com/role/Cover" xlink:type="simple" xlink:href="satl-20250331.xsd#Cover"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_ab7157ff-b135-4bc1-8229-e6fa20c11e41" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_DocumentInformationTable_ab7157ff-b135-4bc1-8229-e6fa20c11e41" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_9f0e2d20-b572-4e42-bbf0-f0542fe992ff" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_DocumentInformationTable_ab7157ff-b135-4bc1-8229-e6fa20c11e41" xlink:to="loc_us-gaap_StatementClassOfStockAxis_9f0e2d20-b572-4e42-bbf0-f0542fe992ff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_9f0e2d20-b572-4e42-bbf0-f0542fe992ff_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_9f0e2d20-b572-4e42-bbf0-f0542fe992ff" xlink:to="loc_us-gaap_ClassOfStockDomain_9f0e2d20-b572-4e42-bbf0-f0542fe992ff_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_bb9bd702-9763-4580-90ee-b3faf78f5aee" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_9f0e2d20-b572-4e42-bbf0-f0542fe992ff" xlink:to="loc_us-gaap_ClassOfStockDomain_bb9bd702-9763-4580-90ee-b3faf78f5aee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_f8bbe290-1af3-4fdb-8ca7-e78ab2923fd9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_bb9bd702-9763-4580-90ee-b3faf78f5aee" xlink:to="loc_us-gaap_CommonClassAMember_f8bbe290-1af3-4fdb-8ca7-e78ab2923fd9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_d43fd391-e005-448f-92ff-daa61a555925" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_bb9bd702-9763-4580-90ee-b3faf78f5aee" xlink:to="loc_us-gaap_WarrantMember_d43fd391-e005-448f-92ff-daa61a555925" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_a72eed51-2c4b-4550-8304-7a1b72d03937" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_bb9bd702-9763-4580-90ee-b3faf78f5aee" xlink:to="loc_us-gaap_CommonClassBMember_a72eed51-2c4b-4550-8304-7a1b72d03937" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_75e9465d-a335-4cd7-a265-042ac9ea6381" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_DocumentType_75e9465d-a335-4cd7-a265-042ac9ea6381" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_6a775ec4-fa7b-499a-93eb-9bbcbd901043" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentQuarterlyReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_DocumentQuarterlyReport_6a775ec4-fa7b-499a-93eb-9bbcbd901043" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_61aedcc5-3ba5-41b3-8b10-7f17db068c37" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_DocumentPeriodEndDate_61aedcc5-3ba5-41b3-8b10-7f17db068c37" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_a7fb6d96-2d46-4014-b072-7c2ee2d5c44c" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentTransitionReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_DocumentTransitionReport_a7fb6d96-2d46-4014-b072-7c2ee2d5c44c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_14bab4bd-945d-4a47-bb16-6525fbe6bd65" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityFileNumber_14bab4bd-945d-4a47-bb16-6525fbe6bd65" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_cd3af70a-5811-4d8b-aa15-1ff5a569f277" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityRegistrantName_cd3af70a-5811-4d8b-aa15-1ff5a569f277" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_477162b3-1778-4360-a8fb-8707ee2cff35" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityIncorporationStateCountryCode_477162b3-1778-4360-a8fb-8707ee2cff35" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_23d83032-685e-415a-bca3-41c66185000e" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityTaxIdentificationNumber_23d83032-685e-415a-bca3-41c66185000e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_d814d117-1c52-4ac6-98af-14dc819b0cdb" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityAddressAddressLine1_d814d117-1c52-4ac6-98af-14dc819b0cdb" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_62efc439-b2de-42b9-adbe-c7e194332ec4" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityAddressCityOrTown_62efc439-b2de-42b9-adbe-c7e194332ec4" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_986c9def-15cd-4e38-9196-39431b7bf505" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityAddressStateOrProvince_986c9def-15cd-4e38-9196-39431b7bf505" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_a480ab61-dfbf-4092-a98a-be64d626d7d5" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityAddressPostalZipCode_a480ab61-dfbf-4092-a98a-be64d626d7d5" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_25112a52-37d4-4560-a41d-ef0a803837e8" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_CityAreaCode_25112a52-37d4-4560-a41d-ef0a803837e8" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_dc6c418c-ed49-4d94-bed8-8f30d9f4d22a" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_LocalPhoneNumber_dc6c418c-ed49-4d94-bed8-8f30d9f4d22a" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_21aea8eb-93e6-467a-a345-0e05ccebdbf8" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_Security12bTitle_21aea8eb-93e6-467a-a345-0e05ccebdbf8" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_302dbe2d-24e6-42bd-8c0e-4491ed3b1450" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_TradingSymbol_302dbe2d-24e6-42bd-8c0e-4491ed3b1450" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_a55074b9-ca42-4b5b-b3c4-37d6d03b2717" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_SecurityExchangeName_a55074b9-ca42-4b5b-b3c4-37d6d03b2717" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_34617d9e-e777-4bc0-a60b-2886a6d8e9e2" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityCurrentReportingStatus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityCurrentReportingStatus_34617d9e-e777-4bc0-a60b-2886a6d8e9e2" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_eadb66af-83d9-4264-b6ca-a02184427a00" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityInteractiveDataCurrent_eadb66af-83d9-4264-b6ca-a02184427a00" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_2bae3e7e-45e8-4f03-bd0e-6308a4d8df06" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityFilerCategory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityFilerCategory_2bae3e7e-45e8-4f03-bd0e-6308a4d8df06" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_3b1260a5-c169-41ae-86a6-90ad38906eff" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntitySmallBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntitySmallBusiness_3b1260a5-c169-41ae-86a6-90ad38906eff" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_a9a7c554-f3dd-4bb8-a5d6-f7cf49618e5b" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityEmergingGrowthCompany_a9a7c554-f3dd-4bb8-a5d6-f7cf49618e5b" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityExTransitionPeriod_d69ce98a-5fb0-45a5-aedb-af3459c586a8" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityExTransitionPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityExTransitionPeriod_d69ce98a-5fb0-45a5-aedb-af3459c586a8" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_509ac22a-5ad8-4305-a992-acbc814c254b" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityShellCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityShellCompany_509ac22a-5ad8-4305-a992-acbc814c254b" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_03fa5125-ad30-4c4e-9fe9-6d7dc376993e" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_03fa5125-ad30-4c4e-9fe9-6d7dc376993e" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_a815abde-a29f-4b95-97ba-63a967a97dc2" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_EntityCentralIndexKey_a815abde-a29f-4b95-97ba-63a967a97dc2" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_1532eeb0-284b-4766-b0e1-a5f99f4e036e" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_DocumentFiscalPeriodFocus_1532eeb0-284b-4766-b0e1-a5f99f4e036e" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_bef974b3-dfe7-4575-9da0-d85e8b0cd73d" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentFiscalYearFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_DocumentFiscalYearFocus_bef974b3-dfe7-4575-9da0-d85e8b0cd73d" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_f3e10a0e-63d2-4334-8937-2aa17164b2af" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_AmendmentFlag_f3e10a0e-63d2-4334-8937-2aa17164b2af" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_2d34b0e8-7c9b-440a-8ade-c9c04afb8c94" xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_8dbde086-b307-4daf-94f7-832a61dfe8a3" xlink:to="loc_dei_CurrentFiscalYearEndDate_2d34b0e8-7c9b-440a-8ade-c9c04afb8c94" xlink:type="arc" order="29"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="satl-20250331.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETS"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_50e9686d-d4ea-42fa-87ae-7c457b5155ba" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_e9e02f54-89c7-4a5a-98cc-daffb5dd7856" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_50e9686d-d4ea-42fa-87ae-7c457b5155ba" xlink:to="loc_us-gaap_StatementTable_e9e02f54-89c7-4a5a-98cc-daffb5dd7856" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_8a2b299e-c9c3-4ab3-9084-b097e4f7ff5d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_e9e02f54-89c7-4a5a-98cc-daffb5dd7856" xlink:to="loc_us-gaap_StatementClassOfStockAxis_8a2b299e-c9c3-4ab3-9084-b097e4f7ff5d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_8a2b299e-c9c3-4ab3-9084-b097e4f7ff5d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_8a2b299e-c9c3-4ab3-9084-b097e4f7ff5d" xlink:to="loc_us-gaap_ClassOfStockDomain_8a2b299e-c9c3-4ab3-9084-b097e4f7ff5d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_7c5009c6-4b4e-475e-a4bb-dd7b66bb83cf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_8a2b299e-c9c3-4ab3-9084-b097e4f7ff5d" xlink:to="loc_us-gaap_ClassOfStockDomain_7c5009c6-4b4e-475e-a4bb-dd7b66bb83cf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_a5cc0253-ba8f-41b4-b72e-e44c5cbd4091" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_7c5009c6-4b4e-475e-a4bb-dd7b66bb83cf" xlink:to="loc_us-gaap_CommonClassAMember_a5cc0253-ba8f-41b4-b72e-e44c5cbd4091" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_6aec6877-2d2a-4100-aa92-90303ba60a9d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_7c5009c6-4b4e-475e-a4bb-dd7b66bb83cf" xlink:to="loc_us-gaap_CommonClassBMember_6aec6877-2d2a-4100-aa92-90303ba60a9d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_6a587736-1bd8-477b-b25a-6c5955a89236" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_50e9686d-d4ea-42fa-87ae-7c457b5155ba" xlink:to="loc_us-gaap_AssetsAbstract_6a587736-1bd8-477b-b25a-6c5955a89236" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_f408c024-c2ae-40d8-8040-1512355f65d9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_6a587736-1bd8-477b-b25a-6c5955a89236" xlink:to="loc_us-gaap_AssetsCurrentAbstract_f408c024-c2ae-40d8-8040-1512355f65d9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_0a4c578c-6836-44df-9950-3fc702c4c74e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_f408c024-c2ae-40d8-8040-1512355f65d9" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_0a4c578c-6836-44df-9950-3fc702c4c74e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_c733af8a-e306-41e5-b66d-7c91c51cdba3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_f408c024-c2ae-40d8-8040-1512355f65d9" xlink:to="loc_us-gaap_RestrictedCashCurrent_c733af8a-e306-41e5-b66d-7c91c51cdba3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_6c91483d-ed5d-49b5-86ba-f3bbbab4ea94" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_f408c024-c2ae-40d8-8040-1512355f65d9" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_6c91483d-ed5d-49b5-86ba-f3bbbab4ea94" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_768839c8-0551-405f-bae0-914b2c46f864" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_f408c024-c2ae-40d8-8040-1512355f65d9" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_768839c8-0551-405f-bae0-914b2c46f864" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_b6bbfaa5-4ee1-4102-a453-eda031592ae1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_f408c024-c2ae-40d8-8040-1512355f65d9" xlink:to="loc_us-gaap_AssetsCurrent_b6bbfaa5-4ee1-4102-a453-eda031592ae1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_aba9c9ea-b6a6-4d6e-9b71-98985a68b775" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_6a587736-1bd8-477b-b25a-6c5955a89236" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_aba9c9ea-b6a6-4d6e-9b71-98985a68b775" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_ec85429d-588e-4353-adda-5c8627a2facb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_6a587736-1bd8-477b-b25a-6c5955a89236" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_ec85429d-588e-4353-adda-5c8627a2facb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_ebffca09-3bc7-4908-94e0-71f46c0b0bd5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_6a587736-1bd8-477b-b25a-6c5955a89236" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_ebffca09-3bc7-4908-94e0-71f46c0b0bd5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_26c69f42-610e-4b93-af3c-db7a05fcdd67" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_6a587736-1bd8-477b-b25a-6c5955a89236" xlink:to="loc_us-gaap_Assets_26c69f42-610e-4b93-af3c-db7a05fcdd67" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_50e9686d-d4ea-42fa-87ae-7c457b5155ba" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableTradeCurrent_9838eeda-195d-4295-b290-fb9d3216e338" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsPayableTradeCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:to="loc_us-gaap_AccountsPayableTradeCurrent_9838eeda-195d-4295-b290-fb9d3216e338" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiability_16af8a9a-4f02-437c-9a75-c191e67ba09f" xlink:href="satl-20250331.xsd#satl_WarrantLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:to="loc_satl_WarrantLiability_16af8a9a-4f02-437c-9a75-c191e67ba09f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiability_7aa3e1d6-7f64-49e5-a7d8-5ced1100f729" xlink:href="satl-20250331.xsd#satl_EarnoutLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:to="loc_satl_EarnoutLiability_7aa3e1d6-7f64-49e5-a7d8-5ced1100f729" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_ff865eac-38b7-4610-b703-e096f04a8143" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_ff865eac-38b7-4610-b703-e096f04a8143" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_bcdedf38-ba1e-49bc-95c5-0f82016804b5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_bcdedf38-ba1e-49bc-95c5-0f82016804b5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_6cdb38ae-7713-4458-990a-6393cf15a290" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_6cdb38ae-7713-4458-990a-6393cf15a290" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_ced7a9c4-79d0-46e6-85a7-031f436eb1dc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_1eedb32f-5878-4342-8694-68b33d1eee24" xlink:to="loc_us-gaap_LiabilitiesCurrent_ced7a9c4-79d0-46e6-85a7-031f436eb1dc" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtNoncurrent_a2d1a595-9399-4826-9f15-a54ae0db5faf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConvertibleDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_ConvertibleDebtNoncurrent_a2d1a595-9399-4826-9f15-a54ae0db5faf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_1f468fb3-a965-4e47-b0ce-e39ce8ff5748" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_1f468fb3-a965-4e47-b0ce-e39ce8ff5748" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_5eed4aa1-6dd4-44d4-947e-c504d0872975" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_5eed4aa1-6dd4-44d4-947e-c504d0872975" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_36b1f07c-223a-4c5b-8d29-72e441cf280e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_Liabilities_36b1f07c-223a-4c5b-8d29-72e441cf280e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_003f0bbd-5ed5-48d9-ad04-d5aaa3fa8526" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_CommitmentsAndContingencies_003f0bbd-5ed5-48d9-ad04-d5aaa3fa8526" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_71cece0c-2155-4a90-a015-9346aea4005c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:to="loc_us-gaap_PreferredStockValue_71cece0c-2155-4a90-a015-9346aea4005c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_079d8335-0baf-4485-b381-4f1bd6fcd22c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:to="loc_us-gaap_CommonStockValue_079d8335-0baf-4485-b381-4f1bd6fcd22c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_ed126a74-cd29-4339-bb66-26f65d5b62e5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:to="loc_us-gaap_TreasuryStockCommonValue_ed126a74-cd29-4339-bb66-26f65d5b62e5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_0f5f6ccd-f403-45e6-8993-f630e2fc5089" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:to="loc_us-gaap_AdditionalPaidInCapital_0f5f6ccd-f403-45e6-8993-f630e2fc5089" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_71e37064-70e2-4261-82ca-1be5875ce78d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_71e37064-70e2-4261-82ca-1be5875ce78d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_89359497-e3b5-4b95-b2a6-0039760a0423" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_89359497-e3b5-4b95-b2a6-0039760a0423" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_754a8bf3-4803-4739-83bf-cbbf39fba050" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_22259ee2-f4cd-4d39-91c8-0d3183480941" xlink:to="loc_us-gaap_StockholdersEquity_754a8bf3-4803-4739-83bf-cbbf39fba050" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_bd8863ea-29c0-4b01-859c-2d37ca581d58" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_d689caa8-3406-44f3-a2ae-3ce8102f89a6" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_bd8863ea-29c0-4b01-859c-2d37ca581d58" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="simple" xlink:href="satl-20250331.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_8ee8f6a7-3757-4821-abc5-bddb5742898b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_StatementTable_8ee8f6a7-3757-4821-abc5-bddb5742898b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_a65825d0-8712-49e8-9e3c-df88c81de805" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_8ee8f6a7-3757-4821-abc5-bddb5742898b" xlink:to="loc_us-gaap_StatementClassOfStockAxis_a65825d0-8712-49e8-9e3c-df88c81de805" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_a65825d0-8712-49e8-9e3c-df88c81de805_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_a65825d0-8712-49e8-9e3c-df88c81de805" xlink:to="loc_us-gaap_ClassOfStockDomain_a65825d0-8712-49e8-9e3c-df88c81de805_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_e622eb7b-832f-4cc4-8161-5195a6c70318" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_a65825d0-8712-49e8-9e3c-df88c81de805" xlink:to="loc_us-gaap_ClassOfStockDomain_e622eb7b-832f-4cc4-8161-5195a6c70318" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_0427266a-d315-407a-9934-be8c91742d13" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_e622eb7b-832f-4cc4-8161-5195a6c70318" xlink:to="loc_us-gaap_CommonClassAMember_0427266a-d315-407a-9934-be8c91742d13" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_861862fb-e6a5-410a-b5c1-6a9032471acf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_e622eb7b-832f-4cc4-8161-5195a6c70318" xlink:to="loc_us-gaap_CommonClassBMember_861862fb-e6a5-410a-b5c1-6a9032471acf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_174b176d-a50f-4843-8665-13020efc5aa9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_174b176d-a50f-4843-8665-13020efc5aa9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_d9d9ea0a-8636-412a-83e6-968eef56f291" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_d9d9ea0a-8636-412a-83e6-968eef56f291" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_0d4fbff1-c720-4df0-82f3-591f23d8db7b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_0d4fbff1-c720-4df0-82f3-591f23d8db7b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_1ffd52a5-f2b2-41f0-8434-a0cd577ea0dc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_PreferredStockSharesIssued_1ffd52a5-f2b2-41f0-8434-a0cd577ea0dc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_ab8256a2-b4f3-4c5f-a60d-2d9961435dfa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_ab8256a2-b4f3-4c5f-a60d-2d9961435dfa" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_73cd3d53-e982-48d0-b6d1-f9e000cf080a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_73cd3d53-e982-48d0-b6d1-f9e000cf080a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_65378a65-a616-4232-a71f-37c4d94dc4f3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_65378a65-a616-4232-a71f-37c4d94dc4f3" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_9b0259ef-8bd4-41e6-8175-5515ca15c1f3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_CommonStockSharesIssued_9b0259ef-8bd4-41e6-8175-5515ca15c1f3" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_a673ddc5-dbd6-4257-9ebb-84806fb31c7b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_a673ddc5-dbd6-4257-9ebb-84806fb31c7b" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_ff1fa8cc-b8cd-4725-aaf1-0bb2daa1fb02" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c9f38fd5-752d-457b-9b74-fe94744ab199" xlink:to="loc_us-gaap_TreasuryStockCommonShares_ff1fa8cc-b8cd-4725-aaf1-0bb2daa1fb02" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYDEFICIT" xlink:type="simple" xlink:href="satl-20250331.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYDEFICIT"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYDEFICIT" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_02b556b7-7d7b-416f-9961-e116e2967a0e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_d143a467-6ac4-48e6-9fbc-56a5306cc14d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_02b556b7-7d7b-416f-9961-e116e2967a0e" xlink:to="loc_us-gaap_StatementTable_d143a467-6ac4-48e6-9fbc-56a5306cc14d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_cb636813-d3ec-4938-b958-38905c33ebbd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_d143a467-6ac4-48e6-9fbc-56a5306cc14d" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_cb636813-d3ec-4938-b958-38905c33ebbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_cb636813-d3ec-4938-b958-38905c33ebbd_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_cb636813-d3ec-4938-b958-38905c33ebbd" xlink:to="loc_us-gaap_EquityComponentDomain_cb636813-d3ec-4938-b958-38905c33ebbd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_81cc66f1-e56b-4766-8eb5-7279afc45137" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_cb636813-d3ec-4938-b958-38905c33ebbd" xlink:to="loc_us-gaap_EquityComponentDomain_81cc66f1-e56b-4766-8eb5-7279afc45137" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_400d6aaa-848f-4dfc-8c3b-2d3725af102f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_81cc66f1-e56b-4766-8eb5-7279afc45137" xlink:to="loc_us-gaap_CommonStockMember_400d6aaa-848f-4dfc-8c3b-2d3725af102f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_92f686ad-8984-4ace-99b2-98ae0bc5576a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_81cc66f1-e56b-4766-8eb5-7279afc45137" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_92f686ad-8984-4ace-99b2-98ae0bc5576a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_82dab20a-3043-4110-a426-5a748739ed63" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_81cc66f1-e56b-4766-8eb5-7279afc45137" xlink:to="loc_us-gaap_TreasuryStockCommonMember_82dab20a-3043-4110-a426-5a748739ed63" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_81dc532b-e21b-4a27-8946-e5a44e007243" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_81cc66f1-e56b-4766-8eb5-7279afc45137" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_81dc532b-e21b-4a27-8946-e5a44e007243" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_da94e889-556d-444e-83b5-64a2346de477" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_81cc66f1-e56b-4766-8eb5-7279afc45137" xlink:to="loc_us-gaap_RetainedEarningsMember_da94e889-556d-444e-83b5-64a2346de477" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_02b556b7-7d7b-416f-9961-e116e2967a0e" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_c482cf03-3a4b-4dcd-938a-4d9ce75b79a6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_c482cf03-3a4b-4dcd-938a-4d9ce75b79a6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e7c39f8e-243e-4e82-be49-4a9e68df9a67" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_StockholdersEquity_e7c39f8e-243e-4e82-be49-4a9e68df9a67" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_2cb5ac69-ac43-4296-97ea-1e788783714c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_2cb5ac69-ac43-4296-97ea-1e788783714c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_fcb5b3fc-e799-46e7-b9ce-4ff51ddda7ee" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_fcb5b3fc-e799-46e7-b9ce-4ff51ddda7ee" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_4972d534-50c9-4a2b-8fed-62cc5f8ff982" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_4972d534-50c9-4a2b-8fed-62cc5f8ff982" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_87d5b51c-7d67-4223-8a71-b04a608deebd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_87d5b51c-7d67-4223-8a71-b04a608deebd" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_d92d830a-9603-4489-b0ca-59a270528649" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_d92d830a-9603-4489-b0ca-59a270528649" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_f76d2b11-ded0-4e6b-b8ee-09f18761533a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_f76d2b11-ded0-4e6b-b8ee-09f18761533a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_2366c4da-fac1-42ae-ac3d-5fbb0f7ca47f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_2366c4da-fac1-42ae-ac3d-5fbb0f7ca47f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_75b2765b-e796-42e9-a7f6-9c5affadc6f9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_d1fa1b40-c2a6-4d58-a17d-c8e82ac46378" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_75b2765b-e796-42e9-a7f6-9c5affadc6f9" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_fa8b2c52-380d-4be3-9bf1-c85b2d47b2b0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_5aeb4072-2e32-40af-9d33-601110c85f05" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/NatureoftheBusinessandBasisofPresentationDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#NatureoftheBusinessandBasisofPresentationDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/NatureoftheBusinessandBasisofPresentationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_54d350c8-8fd1-455a-b46a-898014f1c1d2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_54d350c8-8fd1-455a-b46a-898014f1c1d2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_54d350c8-8fd1-455a-b46a-898014f1c1d2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_54d350c8-8fd1-455a-b46a-898014f1c1d2" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_54d350c8-8fd1-455a-b46a-898014f1c1d2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_4dd7c82b-ec75-4043-8360-1201f955417b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_54d350c8-8fd1-455a-b46a-898014f1c1d2" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_4dd7c82b-ec75-4043-8360-1201f955417b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_87ddc6ab-269e-47a7-a26f-82330a97c77f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_4dd7c82b-ec75-4043-8360-1201f955417b" xlink:to="loc_us-gaap_ConvertibleDebtMember_87ddc6ab-269e-47a7-a26f-82330a97c77f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_19ccb520-7739-4bfd-9aeb-51b77604c822" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:to="loc_us-gaap_DebtInstrumentAxis_19ccb520-7739-4bfd-9aeb-51b77604c822" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_19ccb520-7739-4bfd-9aeb-51b77604c822_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_19ccb520-7739-4bfd-9aeb-51b77604c822" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_19ccb520-7739-4bfd-9aeb-51b77604c822_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_46c47aa4-688c-4c5d-805f-d2088691f6bb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_19ccb520-7739-4bfd-9aeb-51b77604c822" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_46c47aa4-688c-4c5d-805f-d2088691f6bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SecuredConvertibleNotesMember_d3279d5d-54c7-45f1-8acd-c6ce15a08c63" xlink:href="satl-20250331.xsd#satl_SecuredConvertibleNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_46c47aa4-688c-4c5d-805f-d2088691f6bb" xlink:to="loc_satl_SecuredConvertibleNotesMember_d3279d5d-54c7-45f1-8acd-c6ce15a08c63" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_ae9a58e0-ffb5-4dbf-b016-b2773ab30543" xlink:href="satl-20250331.xsd#satl_DebtInstrumentConvertibleTermsOfConversionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:to="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_ae9a58e0-ffb5-4dbf-b016-b2773ab30543" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_ae9a58e0-ffb5-4dbf-b016-b2773ab30543_default" xlink:href="satl-20250331.xsd#satl_DebtInstrumentConvertibleTermsOfConversionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_ae9a58e0-ffb5-4dbf-b016-b2773ab30543" xlink:to="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_ae9a58e0-ffb5-4dbf-b016-b2773ab30543_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_0dd78f61-4f02-4b5f-9627-8dac7d473dea" xlink:href="satl-20250331.xsd#satl_DebtInstrumentConvertibleTermsOfConversionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_ae9a58e0-ffb5-4dbf-b016-b2773ab30543" xlink:to="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_0dd78f61-4f02-4b5f-9627-8dac7d473dea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtConversionTermsOneMember_5bfc7e9d-eaea-4419-a157-c190dc2156dc" xlink:href="satl-20250331.xsd#satl_DebtConversionTermsOneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_0dd78f61-4f02-4b5f-9627-8dac7d473dea" xlink:to="loc_satl_DebtConversionTermsOneMember_5bfc7e9d-eaea-4419-a157-c190dc2156dc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtConversionTermsTwoMember_4c99592f-8f54-4cb0-81aa-03a92ef3e73d" xlink:href="satl-20250331.xsd#satl_DebtConversionTermsTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_0dd78f61-4f02-4b5f-9627-8dac7d473dea" xlink:to="loc_satl_DebtConversionTermsTwoMember_4c99592f-8f54-4cb0-81aa-03a92ef3e73d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_36b3a4f0-f91c-472a-9c59-c1ecdcd27aa9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:to="loc_us-gaap_StatementClassOfStockAxis_36b3a4f0-f91c-472a-9c59-c1ecdcd27aa9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_36b3a4f0-f91c-472a-9c59-c1ecdcd27aa9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_36b3a4f0-f91c-472a-9c59-c1ecdcd27aa9" xlink:to="loc_us-gaap_ClassOfStockDomain_36b3a4f0-f91c-472a-9c59-c1ecdcd27aa9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_5d8ab17d-83de-4566-987c-c74455243203" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_36b3a4f0-f91c-472a-9c59-c1ecdcd27aa9" xlink:to="loc_us-gaap_ClassOfStockDomain_5d8ab17d-83de-4566-987c-c74455243203" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_3dd62093-63e8-4dc1-ae8d-9523d9f2afd8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_5d8ab17d-83de-4566-987c-c74455243203" xlink:to="loc_us-gaap_CommonClassAMember_3dd62093-63e8-4dc1-ae8d-9523d9f2afd8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_88013fa0-6450-4b78-80ab-f1cd33731997" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_88013fa0-6450-4b78-80ab-f1cd33731997" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_88013fa0-6450-4b78-80ab-f1cd33731997_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_88013fa0-6450-4b78-80ab-f1cd33731997" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_88013fa0-6450-4b78-80ab-f1cd33731997_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_ef3cdb39-4e83-4427-a79a-e6f2a808ccad" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_88013fa0-6450-4b78-80ab-f1cd33731997" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_ef3cdb39-4e83-4427-a79a-e6f2a808ccad" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrivatePlacementMember_2d221bf5-407e-4602-ab61-7f210a16a95c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrivatePlacementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_ef3cdb39-4e83-4427-a79a-e6f2a808ccad" xlink:to="loc_us-gaap_PrivatePlacementMember_2d221bf5-407e-4602-ab61-7f210a16a95c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_AtTheMarketProgramMember_8c57e07b-0867-4a3c-b596-3cdbe5c99698" xlink:href="satl-20250331.xsd#satl_AtTheMarketProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_ef3cdb39-4e83-4427-a79a-e6f2a808ccad" xlink:to="loc_satl_AtTheMarketProgramMember_8c57e07b-0867-4a3c-b596-3cdbe5c99698" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_RegisteredDirectOfferingMember_171b97be-ed96-4cfd-9719-cae93b813dfc" xlink:href="satl-20250331.xsd#satl_RegisteredDirectOfferingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_ef3cdb39-4e83-4427-a79a-e6f2a808ccad" xlink:to="loc_satl_RegisteredDirectOfferingMember_171b97be-ed96-4cfd-9719-cae93b813dfc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_909ce959-a10b-4f14-bf92-79e2a182910f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_e9f68a8b-de0f-473f-b14f-3e46eed63dfa" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_909ce959-a10b-4f14-bf92-79e2a182910f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_909ce959-a10b-4f14-bf92-79e2a182910f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_909ce959-a10b-4f14-bf92-79e2a182910f" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_909ce959-a10b-4f14-bf92-79e2a182910f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_1e457481-96f6-49c1-9941-6316f45fed31" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_909ce959-a10b-4f14-bf92-79e2a182910f" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_1e457481-96f6-49c1-9941-6316f45fed31" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_04ee23ac-989c-499f-b196-e5c1700ee758" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_1e457481-96f6-49c1-9941-6316f45fed31" xlink:to="loc_us-gaap_SubsequentEventMember_04ee23ac-989c-499f-b196-e5c1700ee758" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ConversionOfStockConversionBasis_33c5b83e-a44f-45ca-9e91-2906f371a6f0" xlink:href="satl-20250331.xsd#satl_ConversionOfStockConversionBasis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_satl_ConversionOfStockConversionBasis_33c5b83e-a44f-45ca-9e91-2906f371a6f0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_71872114-71f9-42a2-bd86-1ea047914859" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_NumberOfOperatingSegments_71872114-71f9-42a2-bd86-1ea047914859" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_4967be8b-b034-452b-83ff-1078c92f0352" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_4967be8b-b034-452b-83ff-1078c92f0352" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_fb8945c0-3fc6-412e-af8a-1e406a515be2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_fb8945c0-3fc6-412e-af8a-1e406a515be2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_d10a05c9-a566-49a3-9d51-e19ece55ed39" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_d10a05c9-a566-49a3-9d51-e19ece55ed39" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_1f4b1d74-15a9-466d-97d0-73416943baf6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_1f4b1d74-15a9-466d-97d0-73416943baf6" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_af66b0ae-e32a-4bc6-90d4-542d9c43b265" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfSecuredDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_af66b0ae-e32a-4bc6-90d4-542d9c43b265" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_340ea5c3-e858-4584-bb24-bba40371584d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_340ea5c3-e858-4584-bb24-bba40371584d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_b355038f-2f25-4393-91cc-b092b28d2a70" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_b355038f-2f25-4393-91cc-b092b28d2a70" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_82fd148f-3f8d-4433-a4d9-77290fea8f5e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_82fd148f-3f8d-4433-a4d9-77290fea8f5e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharePrice_2b23913c-235a-4b4c-b2eb-4df126443338" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SharePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_SharePrice_2b23913c-235a-4b4c-b2eb-4df126443338" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_29d312c0-4e77-4652-90dc-851fbeb4b834" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_29d312c0-4e77-4652-90dc-851fbeb4b834" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_9203cf5a-580e-4903-b8c9-fe7eb9ff3d12" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_9203cf5a-580e-4903-b8c9-fe7eb9ff3d12" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SaleOfStockValueOfSharesIssuedInTransaction_84b69ca9-8e35-4199-b367-80db5916a00d" xlink:href="satl-20250331.xsd#satl_SaleOfStockValueOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_satl_SaleOfStockValueOfSharesIssuedInTransaction_84b69ca9-8e35-4199-b367-80db5916a00d" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_cf35b8a9-190c-4fac-8d77-b08e81659d49" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockConsiderationReceivedOnTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_cf35b8a9-190c-4fac-8d77-b08e81659d49" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_f2c80515-947e-47c9-a6c6-b5062e49700a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_f2c80515-947e-47c9-a6c6-b5062e49700a" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_cba9aee9-41e8-41ed-87cf-0c6b8a8f9744" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockPricePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_cba9aee9-41e8-41ed-87cf-0c6b8a8f9744" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_cd373beb-b94b-4f0a-b343-8e0c5500d472" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_6f069ee5-34ab-4a8b-b403-706ae7394ac6" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_cd373beb-b94b-4f0a-b343-8e0c5500d472" xlink:type="arc" order="17"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductInformationLineItems_75838aa0-5d74-4dc3-abc7-2382530041fa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProductInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfProductInformationTable_84d9445f-e519-4613-9619-988901096a50" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfProductInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ProductInformationLineItems_75838aa0-5d74-4dc3-abc7-2382530041fa" xlink:to="loc_us-gaap_ScheduleOfProductInformationTable_84d9445f-e519-4613-9619-988901096a50" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_1dd72a41-e2d2-4a6e-90b0-95788d5c128a" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_MajorCustomersAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfProductInformationTable_84d9445f-e519-4613-9619-988901096a50" xlink:to="loc_srt_MajorCustomersAxis_1dd72a41-e2d2-4a6e-90b0-95788d5c128a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_1dd72a41-e2d2-4a6e-90b0-95788d5c128a_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_MajorCustomersAxis_1dd72a41-e2d2-4a6e-90b0-95788d5c128a" xlink:to="loc_srt_NameOfMajorCustomerDomain_1dd72a41-e2d2-4a6e-90b0-95788d5c128a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_3f919c8f-73f8-48eb-9f4c-17828773c0b9" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_MajorCustomersAxis_1dd72a41-e2d2-4a6e-90b0-95788d5c128a" xlink:to="loc_srt_NameOfMajorCustomerDomain_3f919c8f-73f8-48eb-9f4c-17828773c0b9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_TwoCustomersMember_e10c25e9-60d1-4e23-9bd4-13a315b91fd7" xlink:href="satl-20250331.xsd#satl_TwoCustomersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_3f919c8f-73f8-48eb-9f4c-17828773c0b9" xlink:to="loc_satl_TwoCustomersMember_e10c25e9-60d1-4e23-9bd4-13a315b91fd7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_FourCustomersMember_df2088e5-583b-4f27-bf4b-f0b5a931fb48" xlink:href="satl-20250331.xsd#satl_FourCustomersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_3f919c8f-73f8-48eb-9f4c-17828773c0b9" xlink:to="loc_satl_FourCustomersMember_df2088e5-583b-4f27-bf4b-f0b5a931fb48" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ThreeCustomersMember_d9a89330-3522-4950-ba80-1f80024b54ee" xlink:href="satl-20250331.xsd#satl_ThreeCustomersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_3f919c8f-73f8-48eb-9f4c-17828773c0b9" xlink:to="loc_satl_ThreeCustomersMember_d9a89330-3522-4950-ba80-1f80024b54ee" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1f9e6c3a-0092-4387-87e8-2d6fd4a8065c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfProductInformationTable_84d9445f-e519-4613-9619-988901096a50" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1f9e6c3a-0092-4387-87e8-2d6fd4a8065c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_1f9e6c3a-0092-4387-87e8-2d6fd4a8065c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1f9e6c3a-0092-4387-87e8-2d6fd4a8065c" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_1f9e6c3a-0092-4387-87e8-2d6fd4a8065c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_ba0c5c56-3099-4723-9c70-f97beff7a480" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1f9e6c3a-0092-4387-87e8-2d6fd4a8065c" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_ba0c5c56-3099-4723-9c70-f97beff7a480" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableMember_919827b7-9b10-4a90-a2f3-7626d2a62035" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_ba0c5c56-3099-4723-9c70-f97beff7a480" xlink:to="loc_us-gaap_AccountsReceivableMember_919827b7-9b10-4a90-a2f3-7626d2a62035" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_be02b495-95e2-44a1-aabe-8bf2f7708aa4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfProductInformationTable_84d9445f-e519-4613-9619-988901096a50" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_be02b495-95e2-44a1-aabe-8bf2f7708aa4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_be02b495-95e2-44a1-aabe-8bf2f7708aa4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_be02b495-95e2-44a1-aabe-8bf2f7708aa4" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_be02b495-95e2-44a1-aabe-8bf2f7708aa4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_ba89f80e-8551-4cc2-9c5b-53a8c95727af" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_be02b495-95e2-44a1-aabe-8bf2f7708aa4" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_ba89f80e-8551-4cc2-9c5b-53a8c95727af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_b30e2615-e744-4274-affe-aa51d3a94eb8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CustomerConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_ba89f80e-8551-4cc2-9c5b-53a8c95727af" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_b30e2615-e744-4274-affe-aa51d3a94eb8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_ea0f71a1-81fa-4c07-af51-0da8a1fb3be2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductInformationLineItems_75838aa0-5d74-4dc3-abc7-2382530041fa" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_ea0f71a1-81fa-4c07-af51-0da8a1fb3be2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_456a6fa8-1bc3-4ce9-83c0-e99fb4c11500" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductInformationLineItems_75838aa0-5d74-4dc3-abc7-2382530041fa" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_456a6fa8-1bc3-4ce9-83c0-e99fb4c11500" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossAfterTax_6c3e0254-3db8-4003-8191-75b6baa73666" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ForeignCurrencyTransactionGainLossAfterTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductInformationLineItems_75838aa0-5d74-4dc3-abc7-2382530041fa" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossAfterTax_6c3e0254-3db8-4003-8191-75b6baa73666" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseExpense_effe8b22-9dcf-438f-9be5-f9322c3bae64" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductInformationLineItems_75838aa0-5d74-4dc3-abc7-2382530041fa" xlink:to="loc_us-gaap_OperatingLeaseExpense_effe8b22-9dcf-438f-9be5-f9322c3bae64" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_be972575-701f-4057-988e-b0b9c12703fd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductInformationLineItems_75838aa0-5d74-4dc3-abc7-2382530041fa" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_be972575-701f-4057-988e-b0b9c12703fd" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/SegmentInformationScheduleofSegmentReportingInformationDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#SegmentInformationScheduleofSegmentReportingInformationDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/SegmentInformationScheduleofSegmentReportingInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0af50a31-47df-4a3a-874e-d53bf5192698" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0af50a31-47df-4a3a-874e-d53bf5192698" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_e78b7d4b-2e5f-4c3b-ae73-1cb9aa4a194a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0af50a31-47df-4a3a-874e-d53bf5192698" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_e78b7d4b-2e5f-4c3b-ae73-1cb9aa4a194a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_e78b7d4b-2e5f-4c3b-ae73-1cb9aa4a194a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_e78b7d4b-2e5f-4c3b-ae73-1cb9aa4a194a" xlink:to="loc_us-gaap_SegmentDomain_e78b7d4b-2e5f-4c3b-ae73-1cb9aa4a194a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_e5446921-e20e-452d-b665-a2182ce9bd41" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_e78b7d4b-2e5f-4c3b-ae73-1cb9aa4a194a" xlink:to="loc_us-gaap_SegmentDomain_e5446921-e20e-452d-b665-a2182ce9bd41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ReportableSegmentMember_3dde828c-fcf1-46c0-9109-eb5e7c518620" xlink:href="satl-20250331.xsd#satl_ReportableSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e5446921-e20e-452d-b665-a2182ce9bd41" xlink:to="loc_satl_ReportableSegmentMember_3dde828c-fcf1-46c0-9109-eb5e7c518620" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_e3ab6a4a-c444-4b3f-9fc5-56261e95ebe8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_e3ab6a4a-c444-4b3f-9fc5-56261e95ebe8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_0fc91e2c-e65d-412f-9d2d-de7071dc1d4b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:to="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_0fc91e2c-e65d-412f-9d2d-de7071dc1d4b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_f1f754f1-d221-4b92-85c6-9d8c65ba94ab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_f1f754f1-d221-4b92-85c6-9d8c65ba94ab" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_CostsAndExpensesEngineering_af2f0285-85a3-4fc1-9f23-87e6e3845ed7" xlink:href="satl-20250331.xsd#satl_CostsAndExpensesEngineering"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:to="loc_satl_CostsAndExpensesEngineering_af2f0285-85a3-4fc1-9f23-87e6e3845ed7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_9cd04e00-52c3-4f09-9d97-c85a83d1a168" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_9cd04e00-52c3-4f09-9d97-c85a83d1a168" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_ae02f501-e32e-4aa2-8ca0-6a28f01bd5a3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f77ab867-e876-4611-9473-fa0086e2760f" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_ae02f501-e32e-4aa2-8ca0-6a28f01bd5a3" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/SegmentInformationScheduleofRevenueandLongLivedAssetsbyGeographicalLocationDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#SegmentInformationScheduleofRevenueandLongLivedAssetsbyGeographicalLocationDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/SegmentInformationScheduleofRevenueandLongLivedAssetsbyGeographicalLocationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_0a92ccfa-e20c-43aa-bc3b-46c0ba2b9f5d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_8945a7dd-aeef-422b-a1b4-a1036f5bf62b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_0a92ccfa-e20c-43aa-bc3b-46c0ba2b9f5d" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_8945a7dd-aeef-422b-a1b4-a1036f5bf62b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_f0c56ef5-69b6-48ef-a30f-dc5976d1184d" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_8945a7dd-aeef-422b-a1b4-a1036f5bf62b" xlink:to="loc_srt_StatementGeographicalAxis_f0c56ef5-69b6-48ef-a30f-dc5976d1184d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_f0c56ef5-69b6-48ef-a30f-dc5976d1184d_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_f0c56ef5-69b6-48ef-a30f-dc5976d1184d" xlink:to="loc_srt_SegmentGeographicalDomain_f0c56ef5-69b6-48ef-a30f-dc5976d1184d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_f82b7d77-2cd8-491d-acda-9f140d9ed6ea" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_f0c56ef5-69b6-48ef-a30f-dc5976d1184d" xlink:to="loc_srt_SegmentGeographicalDomain_f82b7d77-2cd8-491d-acda-9f140d9ed6ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_8e02c619-fa03-4d4a-accb-d7dffb8153d5" xlink:href="https://xbrl.sec.gov/country/2024/country-2024.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f82b7d77-2cd8-491d-acda-9f140d9ed6ea" xlink:to="loc_country_US_8e02c619-fa03-4d4a-accb-d7dffb8153d5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_AL_cda47d44-f698-4eb7-ad55-5d64af2e6ef3" xlink:href="https://xbrl.sec.gov/country/2024/country-2024.xsd#country_AL"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f82b7d77-2cd8-491d-acda-9f140d9ed6ea" xlink:to="loc_country_AL_cda47d44-f698-4eb7-ad55-5d64af2e6ef3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_IN_5e63a6ae-6089-4ab7-acc3-af6fba71b55d" xlink:href="https://xbrl.sec.gov/country/2024/country-2024.xsd#country_IN"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f82b7d77-2cd8-491d-acda-9f140d9ed6ea" xlink:to="loc_country_IN_5e63a6ae-6089-4ab7-acc3-af6fba71b55d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_AllOtherCountriesMember_1e9c44c9-640f-4dee-8a51-877bf0a360d6" xlink:href="satl-20250331.xsd#satl_AllOtherCountriesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f82b7d77-2cd8-491d-acda-9f140d9ed6ea" xlink:to="loc_satl_AllOtherCountriesMember_1e9c44c9-640f-4dee-8a51-877bf0a360d6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_cdbb8383-e8ab-462e-a9d2-082b48275710" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_8945a7dd-aeef-422b-a1b4-a1036f5bf62b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_cdbb8383-e8ab-462e-a9d2-082b48275710" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_cdbb8383-e8ab-462e-a9d2-082b48275710_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_cdbb8383-e8ab-462e-a9d2-082b48275710" xlink:to="loc_us-gaap_SegmentDomain_cdbb8383-e8ab-462e-a9d2-082b48275710_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_20470aaf-3d9d-40d1-9704-fe7eed61ab14" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_cdbb8383-e8ab-462e-a9d2-082b48275710" xlink:to="loc_us-gaap_SegmentDomain_20470aaf-3d9d-40d1-9704-fe7eed61ab14" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ReportableSegmentMember_bd1b1ab5-d343-4579-a17c-eadcd0e9c1a0" xlink:href="satl-20250331.xsd#satl_ReportableSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_20470aaf-3d9d-40d1-9704-fe7eed61ab14" xlink:to="loc_satl_ReportableSegmentMember_bd1b1ab5-d343-4579-a17c-eadcd0e9c1a0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_05b07eb9-d969-4bb1-b318-c74e253fccfd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_0a92ccfa-e20c-43aa-bc3b-46c0ba2b9f5d" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_05b07eb9-d969-4bb1-b318-c74e253fccfd" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/RevenuefromContractwithCustomersNarrativeDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#RevenuefromContractwithCustomersNarrativeDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/RevenuefromContractwithCustomersNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_a86cfa1c-cb12-4fa0-b97c-a860a997be5f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_a86cfa1c-cb12-4fa0-b97c-a860a997be5f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_4081ae93-d257-4e3a-abe6-d3f192f66c05" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimingOfTransferOfGoodOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_a86cfa1c-cb12-4fa0-b97c-a860a997be5f" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_4081ae93-d257-4e3a-abe6-d3f192f66c05" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_4081ae93-d257-4e3a-abe6-d3f192f66c05_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimingOfTransferOfGoodOrServiceDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_4081ae93-d257-4e3a-abe6-d3f192f66c05" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_4081ae93-d257-4e3a-abe6-d3f192f66c05_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_d7865ff6-341b-4f2b-b7ad-113c8ed329bc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimingOfTransferOfGoodOrServiceDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_4081ae93-d257-4e3a-abe6-d3f192f66c05" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_d7865ff6-341b-4f2b-b7ad-113c8ed329bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransferredOverTimeMember_b01a5ea0-df01-4f72-958c-fb48a2b32ddd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TransferredOverTimeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_d7865ff6-341b-4f2b-b7ad-113c8ed329bc" xlink:to="loc_us-gaap_TransferredOverTimeMember_b01a5ea0-df01-4f72-958c-fb48a2b32ddd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransferredAtPointInTimeMember_d1d90d57-739b-4772-ae3d-d50ebbf7fd69" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TransferredAtPointInTimeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_d7865ff6-341b-4f2b-b7ad-113c8ed329bc" xlink:to="loc_us-gaap_TransferredAtPointInTimeMember_d1d90d57-739b-4772-ae3d-d50ebbf7fd69" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2744285b-47f4-436d-958d-630d75b4c5a9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2744285b-47f4-436d-958d-630d75b4c5a9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_NoncashAgreementTerm_7548c1fd-a257-47e2-bde2-902c47f158f8" xlink:href="satl-20250331.xsd#satl_NoncashAgreementTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_satl_NoncashAgreementTerm_7548c1fd-a257-47e2-bde2-902c47f158f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_NoncashAgreementAmount_9c90a92f-8b77-4b52-a3ed-ab57ad59023c" xlink:href="satl-20250331.xsd#satl_NoncashAgreementAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_satl_NoncashAgreementAmount_9c90a92f-8b77-4b52-a3ed-ab57ad59023c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_RevenueFromNoncashAgreement_97dfe9d1-59cb-464a-9d57-498d237ebf6c" xlink:href="satl-20250331.xsd#satl_RevenueFromNoncashAgreement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_satl_RevenueFromNoncashAgreement_97dfe9d1-59cb-464a-9d57-498d237ebf6c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_802dc58a-4124-49ef-8b9b-3abde2470b34" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_802dc58a-4124-49ef-8b9b-3abde2470b34" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_NoncashAgreementUnusedCredits_0f388b0b-2cc8-4fe4-bace-c72aa3acc49b" xlink:href="satl-20250331.xsd#satl_NoncashAgreementUnusedCredits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_satl_NoncashAgreementUnusedCredits_0f388b0b-2cc8-4fe4-bace-c72aa3acc49b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_UnusedCreditsExpirationPeriod_349b3d0f-ff93-44da-9540-d552902181a6" xlink:href="satl-20250331.xsd#satl_UnusedCreditsExpirationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8b18d66a-e17c-43cc-bd89-51cf4300ddc6" xlink:to="loc_satl_UnusedCreditsExpirationPeriod_349b3d0f-ff93-44da-9540-d552902181a6" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/RevenuefromContractwithCustomersRevenuebyBusinessLineDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#RevenuefromContractwithCustomersRevenuebyBusinessLineDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/RevenuefromContractwithCustomersRevenuebyBusinessLineDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_121f9467-9689-41dd-88bc-44afd7d0e150" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_dc5d5b23-822c-40e8-85ca-17f34e3665e7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_121f9467-9689-41dd-88bc-44afd7d0e150" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_dc5d5b23-822c-40e8-85ca-17f34e3665e7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_176c0d13-5fa3-4cc5-bf40-2d97cd712ed0" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_dc5d5b23-822c-40e8-85ca-17f34e3665e7" xlink:to="loc_srt_ProductOrServiceAxis_176c0d13-5fa3-4cc5-bf40-2d97cd712ed0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_176c0d13-5fa3-4cc5-bf40-2d97cd712ed0_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_176c0d13-5fa3-4cc5-bf40-2d97cd712ed0" xlink:to="loc_srt_ProductsAndServicesDomain_176c0d13-5fa3-4cc5-bf40-2d97cd712ed0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_f9e78bfb-ba07-4e6d-82c3-c2996c3cad4b" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_176c0d13-5fa3-4cc5-bf40-2d97cd712ed0" xlink:to="loc_srt_ProductsAndServicesDomain_f9e78bfb-ba07-4e6d-82c3-c2996c3cad4b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_AssetMonitoringMember_c3378b29-cf0e-475f-acee-83d590cf9f00" xlink:href="satl-20250331.xsd#satl_AssetMonitoringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_f9e78bfb-ba07-4e6d-82c3-c2996c3cad4b" xlink:to="loc_satl_AssetMonitoringMember_c3378b29-cf0e-475f-acee-83d590cf9f00" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_CaaSMember_8fc51070-37dc-4438-a0ac-ec263e32d9fc" xlink:href="satl-20250331.xsd#satl_CaaSMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_f9e78bfb-ba07-4e6d-82c3-c2996c3cad4b" xlink:to="loc_satl_CaaSMember_8fc51070-37dc-4438-a0ac-ec263e32d9fc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SpaceSystemsMember_d823d6ee-73a4-467c-9ed2-fc6fd29444e4" xlink:href="satl-20250331.xsd#satl_SpaceSystemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_f9e78bfb-ba07-4e6d-82c3-c2996c3cad4b" xlink:to="loc_satl_SpaceSystemsMember_d823d6ee-73a4-467c-9ed2-fc6fd29444e4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9ce2ae7e-52fa-4da8-a785-e71464e9f982" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_121f9467-9689-41dd-88bc-44afd7d0e150" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9ce2ae7e-52fa-4da8-a785-e71464e9f982" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/RevenuefromContractwithCustomersInformationServicesRevenuebyTimingofRecognitionDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#RevenuefromContractwithCustomersInformationServicesRevenuebyTimingofRecognitionDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/RevenuefromContractwithCustomersInformationServicesRevenuebyTimingofRecognitionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_71ce9f03-bd7f-4fa7-aa7e-a8e16d69a80b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_1b3cf63f-089d-4612-8664-646bf1618b24" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_71ce9f03-bd7f-4fa7-aa7e-a8e16d69a80b" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_1b3cf63f-089d-4612-8664-646bf1618b24" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_4c165975-c186-4154-bb7f-9373b0787f56" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_1b3cf63f-089d-4612-8664-646bf1618b24" xlink:to="loc_srt_ProductOrServiceAxis_4c165975-c186-4154-bb7f-9373b0787f56" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_4c165975-c186-4154-bb7f-9373b0787f56_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_4c165975-c186-4154-bb7f-9373b0787f56" xlink:to="loc_srt_ProductsAndServicesDomain_4c165975-c186-4154-bb7f-9373b0787f56_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_7a272d52-961d-42ba-942f-c74f1301af52" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_4c165975-c186-4154-bb7f-9373b0787f56" xlink:to="loc_srt_ProductsAndServicesDomain_7a272d52-961d-42ba-942f-c74f1301af52" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_InformationServicesMember_813393b4-75e6-4780-b7ba-da611ad6d25c" xlink:href="satl-20250331.xsd#satl_InformationServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_7a272d52-961d-42ba-942f-c74f1301af52" xlink:to="loc_satl_InformationServicesMember_813393b4-75e6-4780-b7ba-da611ad6d25c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_0f496447-dfec-40ff-9549-dea8c4442f9c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimingOfTransferOfGoodOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_1b3cf63f-089d-4612-8664-646bf1618b24" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_0f496447-dfec-40ff-9549-dea8c4442f9c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_0f496447-dfec-40ff-9549-dea8c4442f9c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimingOfTransferOfGoodOrServiceDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_0f496447-dfec-40ff-9549-dea8c4442f9c" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_0f496447-dfec-40ff-9549-dea8c4442f9c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_da8abf8a-7cd1-4024-a7e1-0d84a13be541" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimingOfTransferOfGoodOrServiceDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_0f496447-dfec-40ff-9549-dea8c4442f9c" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_da8abf8a-7cd1-4024-a7e1-0d84a13be541" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransferredOverTimeMember_724ee91b-aefa-4211-9651-4c483caccdb1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TransferredOverTimeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_da8abf8a-7cd1-4024-a7e1-0d84a13be541" xlink:to="loc_us-gaap_TransferredOverTimeMember_724ee91b-aefa-4211-9651-4c483caccdb1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransferredAtPointInTimeMember_9e8bbdce-03fd-4495-9bfc-76589422ff41" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TransferredAtPointInTimeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_da8abf8a-7cd1-4024-a7e1-0d84a13be541" xlink:to="loc_us-gaap_TransferredAtPointInTimeMember_9e8bbdce-03fd-4495-9bfc-76589422ff41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_35c59edc-3677-44e3-bb4b-36b26b4f2761" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_71ce9f03-bd7f-4fa7-aa7e-a8e16d69a80b" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_35c59edc-3677-44e3-bb4b-36b26b4f2761" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/RevenuefromContractwithCustomersRevenuebyGeographyDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#RevenuefromContractwithCustomersRevenuebyGeographyDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/RevenuefromContractwithCustomersRevenuebyGeographyDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_49d8e58a-ee30-426d-a5fe-8a0bc3a3ea01" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_e1bef893-2042-4c7f-87c0-12814d198f19" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_49d8e58a-ee30-426d-a5fe-8a0bc3a3ea01" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_e1bef893-2042-4c7f-87c0-12814d198f19" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_05881715-254e-450c-8004-41a2113913fe" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_e1bef893-2042-4c7f-87c0-12814d198f19" xlink:to="loc_srt_StatementGeographicalAxis_05881715-254e-450c-8004-41a2113913fe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_05881715-254e-450c-8004-41a2113913fe_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_05881715-254e-450c-8004-41a2113913fe" xlink:to="loc_srt_SegmentGeographicalDomain_05881715-254e-450c-8004-41a2113913fe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_e880e613-5e13-496a-95ae-5d016b76ae00" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_05881715-254e-450c-8004-41a2113913fe" xlink:to="loc_srt_SegmentGeographicalDomain_e880e613-5e13-496a-95ae-5d016b76ae00" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NorthAmericaMember_559b94db-5ea0-428d-80d6-9f49b69c1a8a" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_NorthAmericaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_e880e613-5e13-496a-95ae-5d016b76ae00" xlink:to="loc_srt_NorthAmericaMember_559b94db-5ea0-428d-80d6-9f49b69c1a8a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EuropeMember_f9012d14-f05f-4099-9a5a-d1767eaca43b" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_EuropeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_e880e613-5e13-496a-95ae-5d016b76ae00" xlink:to="loc_srt_EuropeMember_f9012d14-f05f-4099-9a5a-d1767eaca43b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AsiaPacificMember_6fffd0b3-fdba-4bc8-acd8-00393b7cdfcb" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_AsiaPacificMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_e880e613-5e13-496a-95ae-5d016b76ae00" xlink:to="loc_srt_AsiaPacificMember_6fffd0b3-fdba-4bc8-acd8-00393b7cdfcb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SouthAmericaMember_7b79c5c6-9556-4e83-b93d-a26cbda8b4c9" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_SouthAmericaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_e880e613-5e13-496a-95ae-5d016b76ae00" xlink:to="loc_srt_SouthAmericaMember_7b79c5c6-9556-4e83-b93d-a26cbda8b4c9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2b04b194-489c-41ad-a2c3-9596c845be9a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_49d8e58a-ee30-426d-a5fe-8a0bc3a3ea01" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2b04b194-489c-41ad-a2c3-9596c845be9a" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/RevenuefromContractwithCustomersRevenueRemainingPerformanceObligationExpectedTimingofSatisfactionDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#RevenuefromContractwithCustomersRevenueRemainingPerformanceObligationExpectedTimingofSatisfactionDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/RevenuefromContractwithCustomersRevenueRemainingPerformanceObligationExpectedTimingofSatisfactionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_98f1e1a4-8ea7-44ad-b478-5341a5836f39" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_98f1e1a4-8ea7-44ad-b478-5341a5836f39" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_44414c08-ff38-4bf3-bf8f-806cb21b9507" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_98f1e1a4-8ea7-44ad-b478-5341a5836f39" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_44414c08-ff38-4bf3-bf8f-806cb21b9507" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_1f57eb35-87a3-4071-9e55-af966adddf9b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligation_1f57eb35-87a3-4071-9e55-af966adddf9b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_85ebf764-54a0-4ebe-925e-88a55cb30d95" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_85ebf764-54a0-4ebe-925e-88a55cb30d95" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/RevenuefromContractwithCustomersRevenueRemainingPerformanceObligationExpectedTimingofSatisfactionDetails_1" xlink:type="simple" xlink:href="satl-20250331.xsd#RevenuefromContractwithCustomersRevenueRemainingPerformanceObligationExpectedTimingofSatisfactionDetails_1"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/RevenuefromContractwithCustomersRevenueRemainingPerformanceObligationExpectedTimingofSatisfactionDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_98f1e1a4-8ea7-44ad-b478-5341a5836f39" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_98f1e1a4-8ea7-44ad-b478-5341a5836f39" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_1f57eb35-87a3-4071-9e55-af966adddf9b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligation_1f57eb35-87a3-4071-9e55-af966adddf9b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_85ebf764-54a0-4ebe-925e-88a55cb30d95" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_ae2d299c-efee-4fb8-89ee-d984a79cabf3" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_85ebf764-54a0-4ebe-925e-88a55cb30d95" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/WarrantLiabilitiesScheduleofWarrantsDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#WarrantLiabilitiesScheduleofWarrantsDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/WarrantLiabilitiesScheduleofWarrantsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightLineItems_014a1f8d-e0d0-4a22-a884-7db9c0c8b858" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightTable_7e6047d1-20ec-417c-98cf-46df2fc264a1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_014a1f8d-e0d0-4a22-a884-7db9c0c8b858" xlink:to="loc_us-gaap_ClassOfWarrantOrRightTable_7e6047d1-20ec-417c-98cf-46df2fc264a1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_949ef85f-bb9f-44fd-9f58-9b8f3dd776e9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_7e6047d1-20ec-417c-98cf-46df2fc264a1" xlink:to="loc_us-gaap_ClassOfWarrantOrRightAxis_949ef85f-bb9f-44fd-9f58-9b8f3dd776e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_949ef85f-bb9f-44fd-9f58-9b8f3dd776e9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_949ef85f-bb9f-44fd-9f58-9b8f3dd776e9" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_949ef85f-bb9f-44fd-9f58-9b8f3dd776e9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_318d74e0-b93a-4df3-92d3-1e5f31f77dc4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_949ef85f-bb9f-44fd-9f58-9b8f3dd776e9" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_318d74e0-b93a-4df3-92d3-1e5f31f77dc4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember_2a892382-0d83-4e2e-ab28-4879a9a7c727" xlink:href="satl-20250331.xsd#satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_318d74e0-b93a-4df3-92d3-1e5f31f77dc4" xlink:to="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember_2a892382-0d83-4e2e-ab28-4879a9a7c727" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_PIPEWarrantsMember_c52eaf43-aa88-4571-9ce9-6cca54001d0e" xlink:href="satl-20250331.xsd#satl_PIPEWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_318d74e0-b93a-4df3-92d3-1e5f31f77dc4" xlink:to="loc_satl_PIPEWarrantsMember_c52eaf43-aa88-4571-9ce9-6cca54001d0e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_A863WarrantsMember_d1cea116-1e18-4dcf-820d-b9e7aab71bfb" xlink:href="satl-20250331.xsd#satl_A863WarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_318d74e0-b93a-4df3-92d3-1e5f31f77dc4" xlink:to="loc_satl_A863WarrantsMember_d1cea116-1e18-4dcf-820d-b9e7aab71bfb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityRollForward_a4122714-8921-41a2-aec2-2247b5f5d900" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_014a1f8d-e0d0-4a22-a884-7db9c0c8b858" xlink:to="loc_satl_WarrantLiabilityRollForward_a4122714-8921-41a2-aec2-2247b5f5d900" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityFairValueDisclosure_911a5bf3-3989-494a-82ad-55accf455671" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_WarrantLiabilityRollForward_a4122714-8921-41a2-aec2-2247b5f5d900" xlink:to="loc_satl_WarrantLiabilityFairValueDisclosure_911a5bf3-3989-494a-82ad-55accf455671" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityChangeInFairValueOfFinancialInstruments_89769e8f-0288-4110-b2e7-28bce4a87de2" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityChangeInFairValueOfFinancialInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_WarrantLiabilityRollForward_a4122714-8921-41a2-aec2-2247b5f5d900" xlink:to="loc_satl_WarrantLiabilityChangeInFairValueOfFinancialInstruments_89769e8f-0288-4110-b2e7-28bce4a87de2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityFairValueDisclosure_320d078a-bf1f-41ce-9fe0-55b244bdb52d" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_b36e241f-8b1e-4a6a-ac65-ae82caf0aa41" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_014a1f8d-e0d0-4a22-a884-7db9c0c8b858" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_b36e241f-8b1e-4a6a-ac65-ae82caf0aa41" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/WarrantLiabilitiesNarrativeDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#WarrantLiabilitiesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/WarrantLiabilitiesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_9737dc4a-76dc-4ddb-99a2-9b540f39f647" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_DerivativeTable_9737dc4a-76dc-4ddb-99a2-9b540f39f647" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_2b646118-0481-423a-a767-8cad745e0b07" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_9737dc4a-76dc-4ddb-99a2-9b540f39f647" xlink:to="loc_us-gaap_ClassOfWarrantOrRightAxis_2b646118-0481-423a-a767-8cad745e0b07" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_2b646118-0481-423a-a767-8cad745e0b07_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_2b646118-0481-423a-a767-8cad745e0b07" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_2b646118-0481-423a-a767-8cad745e0b07_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_2b646118-0481-423a-a767-8cad745e0b07" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertySubscriptionAgreementOneMember_fa6ff696-0159-4d95-9674-8a6d5245c8b4" xlink:href="satl-20250331.xsd#satl_LibertySubscriptionAgreementOneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_LibertySubscriptionAgreementOneMember_fa6ff696-0159-4d95-9674-8a6d5245c8b4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertySubscriptionAgreementTwoMember_19baf349-904f-4ac0-a119-81237ac0e6b2" xlink:href="satl-20250331.xsd#satl_LibertySubscriptionAgreementTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_LibertySubscriptionAgreementTwoMember_19baf349-904f-4ac0-a119-81237ac0e6b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertyWarrantsMember_39d8230a-4255-4ffc-82e1-36fba9df42f8" xlink:href="satl-20250331.xsd#satl_LibertyWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_LibertyWarrantsMember_39d8230a-4255-4ffc-82e1-36fba9df42f8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember_a7af38c3-74c5-4fe6-86cb-46e7de8bf19e" xlink:href="satl-20250331.xsd#satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember_a7af38c3-74c5-4fe6-86cb-46e7de8bf19e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_PIPEWarrantsMember_ad74cb1f-ffa0-4b9f-b2b9-debd84a7b55b" xlink:href="satl-20250331.xsd#satl_PIPEWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_PIPEWarrantsMember_ad74cb1f-ffa0-4b9f-b2b9-debd84a7b55b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_A863WarrantsMember_4d899d6b-ae2a-4e25-91d9-bf4308e372ba" xlink:href="satl-20250331.xsd#satl_A863WarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_A863WarrantsMember_4d899d6b-ae2a-4e25-91d9-bf4308e372ba" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SPACPublicWarrantsMember_4c005367-b444-4a22-82b5-f5907b90dfab" xlink:href="satl-20250331.xsd#satl_SPACPublicWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_SPACPublicWarrantsMember_4c005367-b444-4a22-82b5-f5907b90dfab" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SPACPrivatePlacementWarrantsMember_af8b80b3-eed2-45b0-950a-ba57912c3e3a" xlink:href="satl-20250331.xsd#satl_SPACPrivatePlacementWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_SPACPrivatePlacementWarrantsMember_af8b80b3-eed2-45b0-950a-ba57912c3e3a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ForwardPurchaseContractWarrantMember_ad204ad1-72ca-485d-8fd7-6e46108f3840" xlink:href="satl-20250331.xsd#satl_ForwardPurchaseContractWarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_87ff6f97-29b8-49b4-a241-b2148902bf92" xlink:to="loc_satl_ForwardPurchaseContractWarrantMember_ad204ad1-72ca-485d-8fd7-6e46108f3840" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_2390e693-8312-400d-97cf-49f2270d703c" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_9737dc4a-76dc-4ddb-99a2-9b540f39f647" xlink:to="loc_srt_CounterpartyNameAxis_2390e693-8312-400d-97cf-49f2270d703c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_2390e693-8312-400d-97cf-49f2270d703c_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_2390e693-8312-400d-97cf-49f2270d703c" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_2390e693-8312-400d-97cf-49f2270d703c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_aaabfee5-3f95-4e2a-9350-db4223b851de" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_2390e693-8312-400d-97cf-49f2270d703c" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_aaabfee5-3f95-4e2a-9350-db4223b851de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertyManagerMember_863ef5bc-0b1c-4487-a6fd-cf4d9dedbbf3" xlink:href="satl-20250331.xsd#satl_LibertyManagerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_aaabfee5-3f95-4e2a-9350-db4223b851de" xlink:to="loc_satl_LibertyManagerMember_863ef5bc-0b1c-4487-a6fd-cf4d9dedbbf3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_CFVSponsorMember_ba1fa073-39a0-4fe4-9be0-c1064d4795c7" xlink:href="satl-20250331.xsd#satl_CFVSponsorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_aaabfee5-3f95-4e2a-9350-db4223b851de" xlink:to="loc_satl_CFVSponsorMember_ba1fa073-39a0-4fe4-9be0-c1064d4795c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_acb74a57-4c29-41f0-8df8-8fed4c36b436" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_9737dc4a-76dc-4ddb-99a2-9b540f39f647" xlink:to="loc_us-gaap_StatementClassOfStockAxis_acb74a57-4c29-41f0-8df8-8fed4c36b436" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_acb74a57-4c29-41f0-8df8-8fed4c36b436_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_acb74a57-4c29-41f0-8df8-8fed4c36b436" xlink:to="loc_us-gaap_ClassOfStockDomain_acb74a57-4c29-41f0-8df8-8fed4c36b436_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_15ed4ffd-af97-4748-8a7d-5a5983a26295" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_acb74a57-4c29-41f0-8df8-8fed4c36b436" xlink:to="loc_us-gaap_ClassOfStockDomain_15ed4ffd-af97-4748-8a7d-5a5983a26295" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_5244c600-7b8b-4ae1-89a6-e8e9573c691c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_15ed4ffd-af97-4748-8a7d-5a5983a26295" xlink:to="loc_us-gaap_CommonClassAMember_5244c600-7b8b-4ae1-89a6-e8e9573c691c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_35e7be1c-ccf0-46ec-82e5-aa033b394851" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_9737dc4a-76dc-4ddb-99a2-9b540f39f647" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_35e7be1c-ccf0-46ec-82e5-aa033b394851" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_35e7be1c-ccf0-46ec-82e5-aa033b394851_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_35e7be1c-ccf0-46ec-82e5-aa033b394851" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_35e7be1c-ccf0-46ec-82e5-aa033b394851_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_89b567be-5a8b-46ec-b138-157cea4411d3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_35e7be1c-ccf0-46ec-82e5-aa033b394851" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_89b567be-5a8b-46ec-b138-157cea4411d3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrivatePlacementMember_c59ed218-a635-4f05-872c-f67e6f154f27" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrivatePlacementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_89b567be-5a8b-46ec-b138-157cea4411d3" xlink:to="loc_us-gaap_PrivatePlacementMember_c59ed218-a635-4f05-872c-f67e6f154f27" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_45dcf8b7-08a4-4a5b-a1e5-a7e7ffb261a1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_45dcf8b7-08a4-4a5b-a1e5-a7e7ffb261a1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_526ddafd-9a46-43ee-862d-804160483758" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_526ddafd-9a46-43ee-862d-804160483758" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_efadd752-5414-4f8a-bfc2-2ea0370a7a1f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_efadd752-5414-4f8a-bfc2-2ea0370a7a1f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_13c3fe3e-acd4-460c-908e-278f56ee6291" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_13c3fe3e-acd4-460c-908e-278f56ee6291" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityFairValueDisclosure_898a05cc-0407-4806-bc60-9e00a9c0a337" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_satl_WarrantLiabilityFairValueDisclosure_898a05cc-0407-4806-bc60-9e00a9c0a337" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightOutstanding_8d1e3635-2d5a-49d3-8c5b-4f2c665b1d66" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_ClassOfWarrantOrRightOutstanding_8d1e3635-2d5a-49d3-8c5b-4f2c665b1d66" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightUnissued_814bf8e0-cfe4-4648-b733-3c2b63735dde" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightUnissued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_ClassOfWarrantOrRightUnissued_814bf8e0-cfe4-4648-b733-3c2b63735dde" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ClassOfWarrantOrRightExercisablePeriodAfterClosingDate_88d7515c-e900-4e25-a1a9-e11271c02176" xlink:href="satl-20250331.xsd#satl_ClassOfWarrantOrRightExercisablePeriodAfterClosingDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_satl_ClassOfWarrantOrRightExercisablePeriodAfterClosingDate_88d7515c-e900-4e25-a1a9-e11271c02176" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantsAndRightsOutstandingTerm_dde51db8-1298-4919-add8-d8c4ef116a31" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WarrantsAndRightsOutstandingTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_us-gaap_WarrantsAndRightsOutstandingTerm_dde51db8-1298-4919-add8-d8c4ef116a31" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityNewIssuance_6db7b5df-f676-45ac-a8bd-8939911efed5" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityNewIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_satl_WarrantLiabilityNewIssuance_6db7b5df-f676-45ac-a8bd-8939911efed5" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights_413fd2b7-7c7b-4496-aa11-1e6b4bcc5943" xlink:href="satl-20250331.xsd#satl_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_6238ace4-4158-44b7-a439-c389be5af01c" xlink:to="loc_satl_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights_413fd2b7-7c7b-4496-aa11-1e6b4bcc5943" xlink:type="arc" order="10"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/EarnoutLiabilitiesEarnoutLiabilityDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#EarnoutLiabilitiesEarnoutLiabilityDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/EarnoutLiabilitiesEarnoutLiabilityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityLineItems_a428a038-b56a-4849-ad9f-bc3410771ebc" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityTable_4f768dd9-9dbd-4d12-9c72-1f9d42187168" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_satl_EarnoutLiabilityLineItems_a428a038-b56a-4849-ad9f-bc3410771ebc" xlink:to="loc_satl_EarnoutLiabilityTable_4f768dd9-9dbd-4d12-9c72-1f9d42187168" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationByTypeAxis_32266e32-aa9c-42d3-8c0a-58efca507ac9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContingentConsiderationByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_satl_EarnoutLiabilityTable_4f768dd9-9dbd-4d12-9c72-1f9d42187168" xlink:to="loc_us-gaap_ContingentConsiderationByTypeAxis_32266e32-aa9c-42d3-8c0a-58efca507ac9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_32266e32-aa9c-42d3-8c0a-58efca507ac9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContingentConsiderationTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ContingentConsiderationByTypeAxis_32266e32-aa9c-42d3-8c0a-58efca507ac9" xlink:to="loc_us-gaap_ContingentConsiderationTypeDomain_32266e32-aa9c-42d3-8c0a-58efca507ac9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_de270be1-b994-4860-8551-1696ac760417" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContingentConsiderationTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ContingentConsiderationByTypeAxis_32266e32-aa9c-42d3-8c0a-58efca507ac9" xlink:to="loc_us-gaap_ContingentConsiderationTypeDomain_de270be1-b994-4860-8551-1696ac760417" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SponsorEarnoutMember_0f7945c0-9391-4983-96b7-024dfff2e2c3" xlink:href="satl-20250331.xsd#satl_SponsorEarnoutMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ContingentConsiderationTypeDomain_de270be1-b994-4860-8551-1696ac760417" xlink:to="loc_satl_SponsorEarnoutMember_0f7945c0-9391-4983-96b7-024dfff2e2c3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityRollForward_51d04185-37c3-41ca-b89d-b16411240f98" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_a428a038-b56a-4849-ad9f-bc3410771ebc" xlink:to="loc_satl_EarnoutLiabilityRollForward_51d04185-37c3-41ca-b89d-b16411240f98" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiability_7b5a45c6-9cab-4dfc-8c84-850f4a325ea1" xlink:href="satl-20250331.xsd#satl_EarnoutLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityRollForward_51d04185-37c3-41ca-b89d-b16411240f98" xlink:to="loc_satl_EarnoutLiability_7b5a45c6-9cab-4dfc-8c84-850f4a325ea1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ContingentConsiderationLiabilityRemeasurementGainLoss_64ed809d-1792-4216-8634-41c8486c82ed" xlink:href="satl-20250331.xsd#satl_ContingentConsiderationLiabilityRemeasurementGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityRollForward_51d04185-37c3-41ca-b89d-b16411240f98" xlink:to="loc_satl_ContingentConsiderationLiabilityRemeasurementGainLoss_64ed809d-1792-4216-8634-41c8486c82ed" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiability_dd077131-d2aa-4b8a-ae56-6a1cd088be8e" xlink:href="satl-20250331.xsd#satl_EarnoutLiability"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/EarnoutLiabilitiesNarrativeDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#EarnoutLiabilitiesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/EarnoutLiabilitiesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityTable_804594c1-1921-4e5f-8a9d-7599242776cc" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_satl_EarnoutLiabilityTable_804594c1-1921-4e5f-8a9d-7599242776cc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_043cba61-912d-47ee-903d-6fc34d83892c" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_satl_EarnoutLiabilityTable_804594c1-1921-4e5f-8a9d-7599242776cc" xlink:to="loc_srt_CounterpartyNameAxis_043cba61-912d-47ee-903d-6fc34d83892c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_043cba61-912d-47ee-903d-6fc34d83892c_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_043cba61-912d-47ee-903d-6fc34d83892c" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_043cba61-912d-47ee-903d-6fc34d83892c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_090d6a4f-6747-4793-9c30-d28c234a6e80" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_043cba61-912d-47ee-903d-6fc34d83892c" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_090d6a4f-6747-4793-9c30-d28c234a6e80" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_CFVSponsorMember_727268c8-8871-4aad-b706-2b3b9d9c4e18" xlink:href="satl-20250331.xsd#satl_CFVSponsorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_090d6a4f-6747-4793-9c30-d28c234a6e80" xlink:to="loc_satl_CFVSponsorMember_727268c8-8871-4aad-b706-2b3b9d9c4e18" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationByTypeAxis_f2d78e2f-849a-44cd-aaab-95470df7f35f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContingentConsiderationByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_satl_EarnoutLiabilityTable_804594c1-1921-4e5f-8a9d-7599242776cc" xlink:to="loc_us-gaap_ContingentConsiderationByTypeAxis_f2d78e2f-849a-44cd-aaab-95470df7f35f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_f2d78e2f-849a-44cd-aaab-95470df7f35f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContingentConsiderationTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ContingentConsiderationByTypeAxis_f2d78e2f-849a-44cd-aaab-95470df7f35f" xlink:to="loc_us-gaap_ContingentConsiderationTypeDomain_f2d78e2f-849a-44cd-aaab-95470df7f35f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_4d738ece-10d8-4ced-8d7b-834e7a9d8a2a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContingentConsiderationTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ContingentConsiderationByTypeAxis_f2d78e2f-849a-44cd-aaab-95470df7f35f" xlink:to="loc_us-gaap_ContingentConsiderationTypeDomain_4d738ece-10d8-4ced-8d7b-834e7a9d8a2a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SponsorEarnoutMember_42165711-917b-44c3-a575-3804a921c6c8" xlink:href="satl-20250331.xsd#satl_SponsorEarnoutMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ContingentConsiderationTypeDomain_4d738ece-10d8-4ced-8d7b-834e7a9d8a2a" xlink:to="loc_satl_SponsorEarnoutMember_42165711-917b-44c3-a575-3804a921c6c8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_f40d945e-3a87-4b75-8cde-1eb54a8f319f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_satl_EarnoutLiabilityTable_804594c1-1921-4e5f-8a9d-7599242776cc" xlink:to="loc_us-gaap_StatementClassOfStockAxis_f40d945e-3a87-4b75-8cde-1eb54a8f319f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_f40d945e-3a87-4b75-8cde-1eb54a8f319f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_f40d945e-3a87-4b75-8cde-1eb54a8f319f" xlink:to="loc_us-gaap_ClassOfStockDomain_f40d945e-3a87-4b75-8cde-1eb54a8f319f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_2638366b-cec4-4c2a-ab4c-495c234672ee" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_f40d945e-3a87-4b75-8cde-1eb54a8f319f" xlink:to="loc_us-gaap_ClassOfStockDomain_2638366b-cec4-4c2a-ab4c-495c234672ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_0025df1d-9545-4af1-b14f-e830e007db8a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_2638366b-cec4-4c2a-ab4c-495c234672ee" xlink:to="loc_us-gaap_CommonClassAMember_0025df1d-9545-4af1-b14f-e830e007db8a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityAxis_52c48c80-ef1f-443e-8c53-463188d4128a" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_satl_EarnoutLiabilityTable_804594c1-1921-4e5f-8a9d-7599242776cc" xlink:to="loc_satl_EarnoutLiabilityAxis_52c48c80-ef1f-443e-8c53-463188d4128a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityDomain_52c48c80-ef1f-443e-8c53-463188d4128a_default" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_satl_EarnoutLiabilityAxis_52c48c80-ef1f-443e-8c53-463188d4128a" xlink:to="loc_satl_EarnoutLiabilityDomain_52c48c80-ef1f-443e-8c53-463188d4128a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityDomain_4245058f-643d-44a9-83fb-5dd5b86eb07d" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_satl_EarnoutLiabilityAxis_52c48c80-ef1f-443e-8c53-463188d4128a" xlink:to="loc_satl_EarnoutLiabilityDomain_4245058f-643d-44a9-83fb-5dd5b86eb07d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_TriggerPriceOneMember_59795ad0-b4dc-4653-bcdd-5075535c3082" xlink:href="satl-20250331.xsd#satl_TriggerPriceOneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityDomain_4245058f-643d-44a9-83fb-5dd5b86eb07d" xlink:to="loc_satl_TriggerPriceOneMember_59795ad0-b4dc-4653-bcdd-5075535c3082" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_TriggerPriceTwoMember_3e2ccbbf-2eaf-423d-b7ea-ca7c6df8f4a8" xlink:href="satl-20250331.xsd#satl_TriggerPriceTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityDomain_4245058f-643d-44a9-83fb-5dd5b86eb07d" xlink:to="loc_satl_TriggerPriceTwoMember_3e2ccbbf-2eaf-423d-b7ea-ca7c6df8f4a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_TriggerPriceThreeMember_1ebd64d3-eb33-4abc-bd32-d7322b9e1e92" xlink:href="satl-20250331.xsd#satl_TriggerPriceThreeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityDomain_4245058f-643d-44a9-83fb-5dd5b86eb07d" xlink:to="loc_satl_TriggerPriceThreeMember_1ebd64d3-eb33-4abc-bd32-d7322b9e1e92" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ContingentConsiderationLiabilityEarnoutPeriod_47abd12e-551a-4418-a36a-5e298e611353" xlink:href="satl-20250331.xsd#satl_ContingentConsiderationLiabilityEarnoutPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_satl_ContingentConsiderationLiabilityEarnoutPeriod_47abd12e-551a-4418-a36a-5e298e611353" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ContingentConsiderationLiabilityShares_2cd9da32-d6e0-41cd-b8eb-883872c57c20" xlink:href="satl-20250331.xsd#satl_ContingentConsiderationLiabilityShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_satl_ContingentConsiderationLiabilityShares_2cd9da32-d6e0-41cd-b8eb-883872c57c20" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ContingentConsiderationForfeitureEscrowSharesRetiredAndCancelledPercent_a86e078c-c79a-43ec-a4e5-3fe08ed3c1cc" xlink:href="satl-20250331.xsd#satl_ContingentConsiderationForfeitureEscrowSharesRetiredAndCancelledPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_satl_ContingentConsiderationForfeitureEscrowSharesRetiredAndCancelledPercent_a86e078c-c79a-43ec-a4e5-3fe08ed3c1cc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ContingentConsiderationLiabilityEarnoutPeriodStockPriceTrigger_2652b3fe-4eaf-4dfd-b291-682df0bba2e1" xlink:href="satl-20250331.xsd#satl_ContingentConsiderationLiabilityEarnoutPeriodStockPriceTrigger"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_satl_ContingentConsiderationLiabilityEarnoutPeriodStockPriceTrigger_2652b3fe-4eaf-4dfd-b291-682df0bba2e1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ContingentConsiderationLiabilityEarnoutPeriodThresholdTradingDays_1e0c83ed-f954-453f-85e4-83594a0dacf6" xlink:href="satl-20250331.xsd#satl_ContingentConsiderationLiabilityEarnoutPeriodThresholdTradingDays"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_satl_ContingentConsiderationLiabilityEarnoutPeriodThresholdTradingDays_1e0c83ed-f954-453f-85e4-83594a0dacf6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_ContingentConsiderationLiabilityEarnoutPeriodThresholdConsecutiveTradingDays_56b4b671-2187-4b30-9a6c-dee2bd41666d" xlink:href="satl-20250331.xsd#satl_ContingentConsiderationLiabilityEarnoutPeriodThresholdConsecutiveTradingDays"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_satl_ContingentConsiderationLiabilityEarnoutPeriodThresholdConsecutiveTradingDays_56b4b671-2187-4b30-9a6c-dee2bd41666d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_d0d53b43-a114-414b-ae62-f499f5790fc6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_EarnoutLiabilityLineItems_aa924fdf-f072-4a3b-9703-10a275f68606" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_d0d53b43-a114-414b-ae62-f499f5790fc6" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/PropertyandEquipmentSummaryofPropertyandEquipmentNetDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#PropertyandEquipmentSummaryofPropertyandEquipmentNetDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/PropertyandEquipmentSummaryofPropertyandEquipmentNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_74fc45d3-949f-47a4-9d15-eb80c0b74733" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_562ce4f5-5787-4903-b658-44ded1261efe" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_74fc45d3-949f-47a4-9d15-eb80c0b74733" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_562ce4f5-5787-4903-b658-44ded1261efe" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_21165f11-9760-450e-b736-0a194f7966a4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_562ce4f5-5787-4903-b658-44ded1261efe" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_21165f11-9760-450e-b736-0a194f7966a4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_21165f11-9760-450e-b736-0a194f7966a4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_21165f11-9760-450e-b736-0a194f7966a4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_21165f11-9760-450e-b736-0a194f7966a4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_eabfa6bb-3163-4bad-a339-c8dc850ec03a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_21165f11-9760-450e-b736-0a194f7966a4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_eabfa6bb-3163-4bad-a339-c8dc850ec03a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SatellitesInOrbitMember_03cf8e83-d6cf-4c31-b74f-c98f243f607b" xlink:href="satl-20250331.xsd#satl_SatellitesInOrbitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_eabfa6bb-3163-4bad-a339-c8dc850ec03a" xlink:to="loc_satl_SatellitesInOrbitMember_03cf8e83-d6cf-4c31-b74f-c98f243f607b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_AdvancesForSatellitesAndSatellitesUnderConstructionMember_b5ca0087-b038-439f-a40a-e4d9e9cb56ee" xlink:href="satl-20250331.xsd#satl_AdvancesForSatellitesAndSatellitesUnderConstructionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_eabfa6bb-3163-4bad-a339-c8dc850ec03a" xlink:to="loc_satl_AdvancesForSatellitesAndSatellitesUnderConstructionMember_b5ca0087-b038-439f-a40a-e4d9e9cb56ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseholdImprovementsMember_4112789a-d94c-4152-9939-517829d5296e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LeaseholdImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_eabfa6bb-3163-4bad-a339-c8dc850ec03a" xlink:to="loc_us-gaap_LeaseholdImprovementsMember_4112789a-d94c-4152-9939-517829d5296e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_089da511-99a0-439c-9291-b54d7b6d324f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentOtherTypesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_eabfa6bb-3163-4bad-a339-c8dc850ec03a" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_089da511-99a0-439c-9291-b54d7b6d324f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_9d542d16-ebde-45ca-9dbe-97cfd48f13e0" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_562ce4f5-5787-4903-b658-44ded1261efe" xlink:to="loc_srt_RangeAxis_9d542d16-ebde-45ca-9dbe-97cfd48f13e0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_9d542d16-ebde-45ca-9dbe-97cfd48f13e0_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_9d542d16-ebde-45ca-9dbe-97cfd48f13e0" xlink:to="loc_srt_RangeMember_9d542d16-ebde-45ca-9dbe-97cfd48f13e0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_bea3c71b-f4ee-42d2-ab6a-fcd5bce3ed20" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_9d542d16-ebde-45ca-9dbe-97cfd48f13e0" xlink:to="loc_srt_RangeMember_bea3c71b-f4ee-42d2-ab6a-fcd5bce3ed20" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_b5270b73-f13f-4ff9-8284-1d673954ceb0" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_bea3c71b-f4ee-42d2-ab6a-fcd5bce3ed20" xlink:to="loc_srt_MinimumMember_b5270b73-f13f-4ff9-8284-1d673954ceb0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_e5cbd922-f119-425f-ad68-fcefe508c97a" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_bea3c71b-f4ee-42d2-ab6a-fcd5bce3ed20" xlink:to="loc_srt_MaximumMember_e5cbd922-f119-425f-ad68-fcefe508c97a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_28ff116b-45ad-4d12-b43a-9ed7e72d414c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_74fc45d3-949f-47a4-9d15-eb80c0b74733" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_28ff116b-45ad-4d12-b43a-9ed7e72d414c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_ba047a90-2b76-4b89-a47c-3990516036d7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_74fc45d3-949f-47a4-9d15-eb80c0b74733" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_ba047a90-2b76-4b89-a47c-3990516036d7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_29be8289-2d96-482b-94d7-c65e233b3ec7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_74fc45d3-949f-47a4-9d15-eb80c0b74733" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_29be8289-2d96-482b-94d7-c65e233b3ec7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_da52e411-d701-46bc-8e8e-33228afc0d5f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_74fc45d3-949f-47a4-9d15-eb80c0b74733" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_da52e411-d701-46bc-8e8e-33228afc0d5f" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/PropertyandEquipmentGeographicLocationDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#PropertyandEquipmentGeographicLocationDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/PropertyandEquipmentGeographicLocationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9f6de7af-b8e2-4a55-87d6-64c06657e418" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_58dbfbae-fc26-4a53-8b24-826f44b2e127" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9f6de7af-b8e2-4a55-87d6-64c06657e418" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_58dbfbae-fc26-4a53-8b24-826f44b2e127" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_cfb411f0-8f2e-498a-a9fd-bb4d53546765" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_58dbfbae-fc26-4a53-8b24-826f44b2e127" xlink:to="loc_srt_StatementGeographicalAxis_cfb411f0-8f2e-498a-a9fd-bb4d53546765" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_cfb411f0-8f2e-498a-a9fd-bb4d53546765_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_cfb411f0-8f2e-498a-a9fd-bb4d53546765" xlink:to="loc_srt_SegmentGeographicalDomain_cfb411f0-8f2e-498a-a9fd-bb4d53546765_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_7bc0177b-7824-4fa1-808e-5c28fe0c156c" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_cfb411f0-8f2e-498a-a9fd-bb4d53546765" xlink:to="loc_srt_SegmentGeographicalDomain_7bc0177b-7824-4fa1-808e-5c28fe0c156c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_UY_9181183b-c70f-4e47-9801-93441f96a0fc" xlink:href="https://xbrl.sec.gov/country/2024/country-2024.xsd#country_UY"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7bc0177b-7824-4fa1-808e-5c28fe0c156c" xlink:to="loc_country_UY_9181183b-c70f-4e47-9801-93441f96a0fc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_AR_437a7a24-f99a-4584-9a80-eb0c9b511a94" xlink:href="https://xbrl.sec.gov/country/2024/country-2024.xsd#country_AR"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7bc0177b-7824-4fa1-808e-5c28fe0c156c" xlink:to="loc_country_AR_437a7a24-f99a-4584-9a80-eb0c9b511a94" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_ES_631e9733-8b30-42cd-8251-de547cebadb3" xlink:href="https://xbrl.sec.gov/country/2024/country-2024.xsd#country_ES"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7bc0177b-7824-4fa1-808e-5c28fe0c156c" xlink:to="loc_country_ES_631e9733-8b30-42cd-8251-de547cebadb3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_OtherCountriesMember_04b22b74-cbea-47d1-a57b-20977a4d040a" xlink:href="satl-20250331.xsd#satl_OtherCountriesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7bc0177b-7824-4fa1-808e-5c28fe0c156c" xlink:to="loc_satl_OtherCountriesMember_04b22b74-cbea-47d1-a57b-20977a4d040a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeographicAreasLongLivedAssetsAbstract_d87d9891-4592-4464-a69e-5fcd5b4dd2aa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GeographicAreasLongLivedAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9f6de7af-b8e2-4a55-87d6-64c06657e418" xlink:to="loc_us-gaap_GeographicAreasLongLivedAssetsAbstract_d87d9891-4592-4464-a69e-5fcd5b4dd2aa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssets_3372c385-e9cc-4a4c-8108-95c3d4a63c6b" xlink:href="satl-20250331.xsd#satl_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GeographicAreasLongLivedAssetsAbstract_d87d9891-4592-4464-a69e-5fcd5b4dd2aa" xlink:to="loc_satl_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssets_3372c385-e9cc-4a4c-8108-95c3d4a63c6b" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/StockbasedCompensationRSUActivityDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#StockbasedCompensationRSUActivityDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/StockbasedCompensationRSUActivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_e37c7cd2-f044-407d-8c3c-c5506ad1c207" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_a9a877e2-a714-48fc-ad83-d877ad8a23eb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_e37c7cd2-f044-407d-8c3c-c5506ad1c207" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_a9a877e2-a714-48fc-ad83-d877ad8a23eb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_e1f2e07e-5998-47a5-8290-973ff8d01a3f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_a9a877e2-a714-48fc-ad83-d877ad8a23eb" xlink:to="loc_us-gaap_AwardTypeAxis_e1f2e07e-5998-47a5-8290-973ff8d01a3f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e1f2e07e-5998-47a5-8290-973ff8d01a3f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_e1f2e07e-5998-47a5-8290-973ff8d01a3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e1f2e07e-5998-47a5-8290-973ff8d01a3f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3490f76-292a-4de8-af4c-4f448b15b151" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_e1f2e07e-5998-47a5-8290-973ff8d01a3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3490f76-292a-4de8-af4c-4f448b15b151" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_e769ccb9-2171-435e-a77c-8771da3c4e84" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3490f76-292a-4de8-af4c-4f448b15b151" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_e769ccb9-2171-435e-a77c-8771da3c4e84" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_00054e9e-8688-4ddf-95b3-a8e056014b3f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_e37c7cd2-f044-407d-8c3c-c5506ad1c207" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_00054e9e-8688-4ddf-95b3-a8e056014b3f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_accaf1e9-e1c8-41b0-a445-4068f3ad7e8a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_00054e9e-8688-4ddf-95b3-a8e056014b3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_accaf1e9-e1c8-41b0-a445-4068f3ad7e8a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_0fa1f293-506f-4b04-8231-ae20cdf849ad" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_00054e9e-8688-4ddf-95b3-a8e056014b3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_0fa1f293-506f-4b04-8231-ae20cdf849ad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_403ef4f3-9f63-479c-bc97-3f18440f81bd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_00054e9e-8688-4ddf-95b3-a8e056014b3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_403ef4f3-9f63-479c-bc97-3f18440f81bd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_e69c92c4-9349-4cd6-840c-4adf6cc36bda" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_00054e9e-8688-4ddf-95b3-a8e056014b3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_e69c92c4-9349-4cd6-840c-4adf6cc36bda" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_30fa735e-e00c-4e0d-a368-bc01d8531767" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_cceeeb91-0976-432e-9fff-fcf6d2abd4e7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_e37c7cd2-f044-407d-8c3c-c5506ad1c207" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_cceeeb91-0976-432e-9fff-fcf6d2abd4e7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_fef31174-cddb-49ef-92ae-6425e1764d18" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_cceeeb91-0976-432e-9fff-fcf6d2abd4e7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_fef31174-cddb-49ef-92ae-6425e1764d18" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_ccc02016-29c6-4a6b-b20a-d79efe37c2d4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_cceeeb91-0976-432e-9fff-fcf6d2abd4e7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_ccc02016-29c6-4a6b-b20a-d79efe37c2d4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_cb0316a7-3799-4a61-977a-6bd8e684ed5d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_cceeeb91-0976-432e-9fff-fcf6d2abd4e7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_cb0316a7-3799-4a61-977a-6bd8e684ed5d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_daa73950-2767-422e-915a-b07db0986490" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_cceeeb91-0976-432e-9fff-fcf6d2abd4e7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_daa73950-2767-422e-915a-b07db0986490" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_f1973767-d7cd-4d15-afe8-598a6c61fd13" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/NetLossPerShareScheduleofdilutedsharesoutstandingbecausetheeffectwouldhavebeenantidilutiveDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#NetLossPerShareScheduleofdilutedsharesoutstandingbecausetheeffectwouldhavebeenantidilutiveDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/NetLossPerShareScheduleofdilutedsharesoutstandingbecausetheeffectwouldhavebeenantidilutiveDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_a061d597-e19a-4d6a-a16e-0a450008a4a7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_f4b56efd-168d-431e-a2e6-af67cc27d737" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_a061d597-e19a-4d6a-a16e-0a450008a4a7" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_f4b56efd-168d-431e-a2e6-af67cc27d737" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_d4f36c62-4f6d-41b8-a508-8ac2b890df88" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_f4b56efd-168d-431e-a2e6-af67cc27d737" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_d4f36c62-4f6d-41b8-a508-8ac2b890df88" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_d4f36c62-4f6d-41b8-a508-8ac2b890df88_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_d4f36c62-4f6d-41b8-a508-8ac2b890df88" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_d4f36c62-4f6d-41b8-a508-8ac2b890df88_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_2f432585-94c1-4a5c-b7bc-ebf7f65a8056" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_d4f36c62-4f6d-41b8-a508-8ac2b890df88" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_2f432585-94c1-4a5c-b7bc-ebf7f65a8056" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_03eda2ff-a753-478f-bcca-8ade5405edf0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_2f432585-94c1-4a5c-b7bc-ebf7f65a8056" xlink:to="loc_us-gaap_WarrantMember_03eda2ff-a753-478f-bcca-8ade5405edf0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SponsorEarnoutSharesMember_6f834fd7-cb4a-4d13-9a04-52daae508ea0" xlink:href="satl-20250331.xsd#satl_SponsorEarnoutSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_2f432585-94c1-4a5c-b7bc-ebf7f65a8056" xlink:to="loc_satl_SponsorEarnoutSharesMember_6f834fd7-cb4a-4d13-9a04-52daae508ea0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_StockOptionsMember_af755e2c-86cc-4a12-a1fe-21d525436ed5" xlink:href="satl-20250331.xsd#satl_StockOptionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_2f432585-94c1-4a5c-b7bc-ebf7f65a8056" xlink:to="loc_satl_StockOptionsMember_af755e2c-86cc-4a12-a1fe-21d525436ed5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_5c63d1b2-0459-43a5-9355-cb140ea04996" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_2f432585-94c1-4a5c-b7bc-ebf7f65a8056" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_5c63d1b2-0459-43a5-9355-cb140ea04996" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SharesConvertibleFromSecuredConvertibleNotesMember_c82fd486-8363-4303-aeec-2d9e6b686754" xlink:href="satl-20250331.xsd#satl_SharesConvertibleFromSecuredConvertibleNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_2f432585-94c1-4a5c-b7bc-ebf7f65a8056" xlink:to="loc_satl_SharesConvertibleFromSecuredConvertibleNotesMember_c82fd486-8363-4303-aeec-2d9e6b686754" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_af8bbd21-1678-44cc-b4d2-5be40de73955" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_a061d597-e19a-4d6a-a16e-0a450008a4a7" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_af8bbd21-1678-44cc-b4d2-5be40de73955" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsFairValueMeasurementHierarchyDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#FairValueMeasurementsandFinancialInstrumentsFairValueMeasurementHierarchyDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsFairValueMeasurementHierarchyDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_e020174d-2531-407c-9e32-8f830d700c86" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e31384a1-b46b-4d51-a454-b30b420ad1ae" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_e020174d-2531-407c-9e32-8f830d700c86" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e31384a1-b46b-4d51-a454-b30b420ad1ae" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_da99e2a8-5901-4999-b9bf-07a8dce15e31" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e31384a1-b46b-4d51-a454-b30b420ad1ae" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_da99e2a8-5901-4999-b9bf-07a8dce15e31" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_da99e2a8-5901-4999-b9bf-07a8dce15e31_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_da99e2a8-5901-4999-b9bf-07a8dce15e31" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_da99e2a8-5901-4999-b9bf-07a8dce15e31_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ba6ad519-c85f-432f-89df-68ecf7cd83f9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_da99e2a8-5901-4999-b9bf-07a8dce15e31" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ba6ad519-c85f-432f-89df-68ecf7cd83f9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_b2f0c9e1-1679-4401-bcd3-fdf0a8c88194" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ba6ad519-c85f-432f-89df-68ecf7cd83f9" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_b2f0c9e1-1679-4401-bcd3-fdf0a8c88194" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_c288c955-bfe0-424c-87b8-b6122a296208" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ba6ad519-c85f-432f-89df-68ecf7cd83f9" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_c288c955-bfe0-424c-87b8-b6122a296208" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_d22143ee-ca5c-4e89-9c9d-9ffb93fb40e9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ba6ad519-c85f-432f-89df-68ecf7cd83f9" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_d22143ee-ca5c-4e89-9c9d-9ffb93fb40e9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_1937a414-ec69-448e-87d3-1c6fef16f106" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e31384a1-b46b-4d51-a454-b30b420ad1ae" xlink:to="loc_us-gaap_ClassOfWarrantOrRightAxis_1937a414-ec69-448e-87d3-1c6fef16f106" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_1937a414-ec69-448e-87d3-1c6fef16f106_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_1937a414-ec69-448e-87d3-1c6fef16f106" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_1937a414-ec69-448e-87d3-1c6fef16f106_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_758bb748-069d-4840-ad43-f9d748a53e26" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_1937a414-ec69-448e-87d3-1c6fef16f106" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_758bb748-069d-4840-ad43-f9d748a53e26" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_A863WarrantsMember_82b5f4a7-faa2-4749-9d52-e03e37197899" xlink:href="satl-20250331.xsd#satl_A863WarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_758bb748-069d-4840-ad43-f9d748a53e26" xlink:to="loc_satl_A863WarrantsMember_82b5f4a7-faa2-4749-9d52-e03e37197899" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_PIPEWarrantsMember_2b5cf4af-216c-4616-8211-8a9de2bf9140" xlink:href="satl-20250331.xsd#satl_PIPEWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_758bb748-069d-4840-ad43-f9d748a53e26" xlink:to="loc_satl_PIPEWarrantsMember_2b5cf4af-216c-4616-8211-8a9de2bf9140" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantLiabilityMember_06c5482c-8c5c-4b24-9e88-69d0448adea4" xlink:href="satl-20250331.xsd#satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_758bb748-069d-4840-ad43-f9d748a53e26" xlink:to="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantLiabilityMember_06c5482c-8c5c-4b24-9e88-69d0448adea4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantAssetFairValueDisclosure_12957881-4c53-4b50-b651-2d6ce5cb7ee1" xlink:href="satl-20250331.xsd#satl_WarrantAssetFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_e020174d-2531-407c-9e32-8f830d700c86" xlink:to="loc_satl_WarrantAssetFairValueDisclosure_12957881-4c53-4b50-b651-2d6ce5cb7ee1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityFairValueDisclosure_4f9110eb-8f38-4c17-a3b4-8267775a7bec" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_e020174d-2531-407c-9e32-8f830d700c86" xlink:to="loc_satl_WarrantLiabilityFairValueDisclosure_4f9110eb-8f38-4c17-a3b4-8267775a7bec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityFairValueDisclosure_15527c25-9734-4ba8-a6f7-48b102fb6175" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_e020174d-2531-407c-9e32-8f830d700c86" xlink:to="loc_satl_EarnoutLiabilityFairValueDisclosure_15527c25-9734-4ba8-a6f7-48b102fb6175" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtFairValueDisclosures_e219f184-73d1-45f6-bffb-a0eb1e9aabbc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConvertibleDebtFairValueDisclosures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_e020174d-2531-407c-9e32-8f830d700c86" xlink:to="loc_us-gaap_ConvertibleDebtFairValueDisclosures_e219f184-73d1-45f6-bffb-a0eb1e9aabbc" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsNarrativeDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#FairValueMeasurementsandFinancialInstrumentsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_f173d6c4-2c18-4c21-9fc2-69866353756f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_1f32eee8-378e-46d5-8404-6f08627f40c8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_f173d6c4-2c18-4c21-9fc2-69866353756f" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_1f32eee8-378e-46d5-8404-6f08627f40c8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_707b9def-bccd-424c-8784-1a92e5aca550" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_1f32eee8-378e-46d5-8404-6f08627f40c8" xlink:to="loc_us-gaap_ClassOfWarrantOrRightAxis_707b9def-bccd-424c-8784-1a92e5aca550" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_707b9def-bccd-424c-8784-1a92e5aca550_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_707b9def-bccd-424c-8784-1a92e5aca550" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_707b9def-bccd-424c-8784-1a92e5aca550_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_6d84ca9a-fc15-4719-ae88-721cd5fb7ad5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_707b9def-bccd-424c-8784-1a92e5aca550" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_6d84ca9a-fc15-4719-ae88-721cd5fb7ad5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_A863WarrantsMember_345d4f9f-6673-4a9b-9ab8-e5c6db2d5709" xlink:href="satl-20250331.xsd#satl_A863WarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_6d84ca9a-fc15-4719-ae88-721cd5fb7ad5" xlink:to="loc_satl_A863WarrantsMember_345d4f9f-6673-4a9b-9ab8-e5c6db2d5709" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_PIPEWarrantsMember_728a0757-1c5a-41d1-9c52-87f4a243d3fa" xlink:href="satl-20250331.xsd#satl_PIPEWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_6d84ca9a-fc15-4719-ae88-721cd5fb7ad5" xlink:to="loc_satl_PIPEWarrantsMember_728a0757-1c5a-41d1-9c52-87f4a243d3fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantLiabilityMember_d3901d6e-dc6b-477c-96aa-1675be874596" xlink:href="satl-20250331.xsd#satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_6d84ca9a-fc15-4719-ae88-721cd5fb7ad5" xlink:to="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantLiabilityMember_d3901d6e-dc6b-477c-96aa-1675be874596" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_000ec44c-e2d9-4a1d-a9c9-035c59dd0ce0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_1f32eee8-378e-46d5-8404-6f08627f40c8" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_000ec44c-e2d9-4a1d-a9c9-035c59dd0ce0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_000ec44c-e2d9-4a1d-a9c9-035c59dd0ce0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_000ec44c-e2d9-4a1d-a9c9-035c59dd0ce0" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_000ec44c-e2d9-4a1d-a9c9-035c59dd0ce0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e6eec1c7-351c-4067-ba7d-1492508dc709" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_000ec44c-e2d9-4a1d-a9c9-035c59dd0ce0" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e6eec1c7-351c-4067-ba7d-1492508dc709" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantAssetsMember_6b511a1a-79be-4808-9592-ae3580aaa6f8" xlink:href="satl-20250331.xsd#satl_WarrantAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e6eec1c7-351c-4067-ba7d-1492508dc709" xlink:to="loc_satl_WarrantAssetsMember_6b511a1a-79be-4808-9592-ae3580aaa6f8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_f3707f5e-7c70-4a5c-8677-7a5b57420a57" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_1f32eee8-378e-46d5-8404-6f08627f40c8" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_f3707f5e-7c70-4a5c-8677-7a5b57420a57" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_f3707f5e-7c70-4a5c-8677-7a5b57420a57_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_f3707f5e-7c70-4a5c-8677-7a5b57420a57" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_f3707f5e-7c70-4a5c-8677-7a5b57420a57_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_2e324a4e-e76d-419f-904c-68144ed29958" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_f3707f5e-7c70-4a5c-8677-7a5b57420a57" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_2e324a4e-e76d-419f-904c-68144ed29958" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityMember_0d9318e5-07aa-4631-86f3-e0f644fc6ddf" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_2e324a4e-e76d-419f-904c-68144ed29958" xlink:to="loc_satl_WarrantLiabilityMember_0d9318e5-07aa-4631-86f3-e0f644fc6ddf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityMember_0bf547bf-cc7b-4498-a35d-f76459b72be1" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_2e324a4e-e76d-419f-904c-68144ed29958" xlink:to="loc_satl_EarnoutLiabilityMember_0bf547bf-cc7b-4498-a35d-f76459b72be1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SecuredConvertibleNotesMember_2586186e-ab38-4377-b098-0eea6a64f9db" xlink:href="satl-20250331.xsd#satl_SecuredConvertibleNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_2e324a4e-e76d-419f-904c-68144ed29958" xlink:to="loc_satl_SecuredConvertibleNotesMember_2586186e-ab38-4377-b098-0eea6a64f9db" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_552fceab-878e-463c-8467-18821b727cac" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MeasurementInputTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_1f32eee8-378e-46d5-8404-6f08627f40c8" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_552fceab-878e-463c-8467-18821b727cac" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_552fceab-878e-463c-8467-18821b727cac_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_552fceab-878e-463c-8467-18821b727cac" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_552fceab-878e-463c-8467-18821b727cac_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_dfdeb21c-3a48-4985-9144-5a99d640cff3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_552fceab-878e-463c-8467-18821b727cac" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_dfdeb21c-3a48-4985-9144-5a99d640cff3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputOptionVolatilityMember_3620db6d-f7f5-4a14-9976-e0ce9f598d93" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MeasurementInputOptionVolatilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_dfdeb21c-3a48-4985-9144-5a99d640cff3" xlink:to="loc_us-gaap_MeasurementInputOptionVolatilityMember_3620db6d-f7f5-4a14-9976-e0ce9f598d93" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_6858eb2c-4f4c-4ce4-adad-d2a93c7ba62a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MeasurementInputRiskFreeInterestRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_dfdeb21c-3a48-4985-9144-5a99d640cff3" xlink:to="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_6858eb2c-4f4c-4ce4-adad-d2a93c7ba62a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputCreditSpreadMember_c2487647-0c7a-460b-9668-ec277787d226" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MeasurementInputCreditSpreadMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_dfdeb21c-3a48-4985-9144-5a99d640cff3" xlink:to="loc_us-gaap_MeasurementInputCreditSpreadMember_c2487647-0c7a-460b-9668-ec277787d226" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_10af231e-8a00-4a9c-b371-e1fb19225c20" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_1f32eee8-378e-46d5-8404-6f08627f40c8" xlink:to="loc_srt_RangeAxis_10af231e-8a00-4a9c-b371-e1fb19225c20" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_10af231e-8a00-4a9c-b371-e1fb19225c20_default" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_10af231e-8a00-4a9c-b371-e1fb19225c20" xlink:to="loc_srt_RangeMember_10af231e-8a00-4a9c-b371-e1fb19225c20_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_6a5c7eaa-8b11-4c48-8773-d30b0da7fd1f" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_10af231e-8a00-4a9c-b371-e1fb19225c20" xlink:to="loc_srt_RangeMember_6a5c7eaa-8b11-4c48-8773-d30b0da7fd1f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_a137d5ba-8701-4504-93c5-0b91fe56363a" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_6a5c7eaa-8b11-4c48-8773-d30b0da7fd1f" xlink:to="loc_srt_MinimumMember_a137d5ba-8701-4504-93c5-0b91fe56363a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_03e7d63d-3727-4394-bc3e-fee81729e84f" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_6a5c7eaa-8b11-4c48-8773-d30b0da7fd1f" xlink:to="loc_srt_MaximumMember_03e7d63d-3727-4394-bc3e-fee81729e84f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantsAndRightsOutstandingTerm_23a904fd-408f-4c34-ba2b-76cb966959af" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WarrantsAndRightsOutstandingTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_f173d6c4-2c18-4c21-9fc2-69866353756f" xlink:to="loc_us-gaap_WarrantsAndRightsOutstandingTerm_23a904fd-408f-4c34-ba2b-76cb966959af" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantsAndRightsOutstandingMeasurementInput_35ab8f42-2608-4364-82ef-46904dfc8710" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WarrantsAndRightsOutstandingMeasurementInput"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_f173d6c4-2c18-4c21-9fc2-69866353756f" xlink:to="loc_us-gaap_WarrantsAndRightsOutstandingMeasurementInput_35ab8f42-2608-4364-82ef-46904dfc8710" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_6da1fe88-20ed-435b-935a-87702dc86888" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_f173d6c4-2c18-4c21-9fc2-69866353756f" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_6da1fe88-20ed-435b-935a-87702dc86888" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionAggregateDifferencesLongTermDebtInstruments_42f52177-feed-4c44-8f3e-c764df711fdf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueOptionAggregateDifferencesLongTermDebtInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_f173d6c4-2c18-4c21-9fc2-69866353756f" xlink:to="loc_us-gaap_FairValueOptionAggregateDifferencesLongTermDebtInstruments_42f52177-feed-4c44-8f3e-c764df711fdf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_ffff1134-379c-4df5-bda0-c1f3e5766bc0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_f173d6c4-2c18-4c21-9fc2-69866353756f" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_ffff1134-379c-4df5-bda0-c1f3e5766bc0" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsReconciliationofLevel3FairValueMeasurementsofFinancialInstrumentsDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#FairValueMeasurementsandFinancialInstrumentsReconciliationofLevel3FairValueMeasurementsofFinancialInstrumentsDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsReconciliationofLevel3FairValueMeasurementsofFinancialInstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_06b6dafb-2bb6-459a-8e1c-bc35bc81680d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_4ad9c2b7-04ac-43d9-9a58-0818c53eae8a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_06b6dafb-2bb6-459a-8e1c-bc35bc81680d" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_4ad9c2b7-04ac-43d9-9a58-0818c53eae8a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_dcecea7b-2c6e-43a0-aa7c-924012bb934c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_4ad9c2b7-04ac-43d9-9a58-0818c53eae8a" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_dcecea7b-2c6e-43a0-aa7c-924012bb934c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dcecea7b-2c6e-43a0-aa7c-924012bb934c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_dcecea7b-2c6e-43a0-aa7c-924012bb934c" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dcecea7b-2c6e-43a0-aa7c-924012bb934c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3236f733-e2f9-401a-a6b9-cfccb168e573" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_dcecea7b-2c6e-43a0-aa7c-924012bb934c" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3236f733-e2f9-401a-a6b9-cfccb168e573" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_2f599bc6-a6fb-415e-953d-3856620a41c2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3236f733-e2f9-401a-a6b9-cfccb168e573" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_2f599bc6-a6fb-415e-953d-3856620a41c2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_cd8fb073-9231-47ee-b979-7cc8fcd22215" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_06b6dafb-2bb6-459a-8e1c-bc35bc81680d" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_cd8fb073-9231-47ee-b979-7cc8fcd22215" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantAssetFairValueDisclosure_08a9f7a6-7bbd-4405-9607-123289c81c1b" xlink:href="satl-20250331.xsd#satl_WarrantAssetFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_cd8fb073-9231-47ee-b979-7cc8fcd22215" xlink:to="loc_satl_WarrantAssetFairValueDisclosure_08a9f7a6-7bbd-4405-9607-123289c81c1b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsOfOSWarrants_894b1bb0-9f3b-44b7-b57b-8f4706214de0" xlink:href="satl-20250331.xsd#satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsOfOSWarrants"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_cd8fb073-9231-47ee-b979-7cc8fcd22215" xlink:to="loc_satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsOfOSWarrants_894b1bb0-9f3b-44b7-b57b-8f4706214de0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetForeignCurrencyTranslationAdjustment_6115209a-1409-4dcf-ae86-b8f5dbe12dc7" xlink:href="satl-20250331.xsd#satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetForeignCurrencyTranslationAdjustment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_cd8fb073-9231-47ee-b979-7cc8fcd22215" xlink:to="loc_satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetForeignCurrencyTranslationAdjustment_6115209a-1409-4dcf-ae86-b8f5dbe12dc7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantAssetFairValueDisclosure_283430a0-557e-43ce-a53e-61efd1109aff" xlink:href="satl-20250331.xsd#satl_WarrantAssetFairValueDisclosure"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsReconciliationofLevel3FairValueMeasurementsofFinancialInstrumentsDetails_1" xlink:type="simple" xlink:href="satl-20250331.xsd#FairValueMeasurementsandFinancialInstrumentsReconciliationofLevel3FairValueMeasurementsofFinancialInstrumentsDetails_1"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/FairValueMeasurementsandFinancialInstrumentsReconciliationofLevel3FairValueMeasurementsofFinancialInstrumentsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_4cdc9960-9456-40bf-a801-4da8c2c9f4c1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_3ba974fe-9416-4899-b4e5-5c6290f19af5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_4cdc9960-9456-40bf-a801-4da8c2c9f4c1" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_3ba974fe-9416-4899-b4e5-5c6290f19af5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_6507671b-2c7f-484a-9e07-d66b4240ca9b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_3ba974fe-9416-4899-b4e5-5c6290f19af5" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_6507671b-2c7f-484a-9e07-d66b4240ca9b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_6507671b-2c7f-484a-9e07-d66b4240ca9b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_6507671b-2c7f-484a-9e07-d66b4240ca9b" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_6507671b-2c7f-484a-9e07-d66b4240ca9b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_dc2ad016-4b53-4439-94fc-c8aaa1219d91" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_6507671b-2c7f-484a-9e07-d66b4240ca9b" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_dc2ad016-4b53-4439-94fc-c8aaa1219d91" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_WarrantLiabilityMember_bcdc2419-55a2-4e48-b8d6-73fedd157272" xlink:href="satl-20250331.xsd#satl_WarrantLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_dc2ad016-4b53-4439-94fc-c8aaa1219d91" xlink:to="loc_satl_WarrantLiabilityMember_bcdc2419-55a2-4e48-b8d6-73fedd157272" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_EarnoutLiabilityMember_eecfa35e-e6ad-4245-93d7-2b4274b90bdb" xlink:href="satl-20250331.xsd#satl_EarnoutLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_dc2ad016-4b53-4439-94fc-c8aaa1219d91" xlink:to="loc_satl_EarnoutLiabilityMember_eecfa35e-e6ad-4245-93d7-2b4274b90bdb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SecuredConvertibleNotesMember_9137e450-bfdf-4377-b13d-68d98ca882af" xlink:href="satl-20250331.xsd#satl_SecuredConvertibleNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_dc2ad016-4b53-4439-94fc-c8aaa1219d91" xlink:to="loc_satl_SecuredConvertibleNotesMember_9137e450-bfdf-4377-b13d-68d98ca882af" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_8295fc7c-6fb3-487f-ade8-c82a2e19b35f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_3ba974fe-9416-4899-b4e5-5c6290f19af5" xlink:to="loc_us-gaap_ClassOfWarrantOrRightAxis_8295fc7c-6fb3-487f-ade8-c82a2e19b35f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_8295fc7c-6fb3-487f-ade8-c82a2e19b35f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_8295fc7c-6fb3-487f-ade8-c82a2e19b35f" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_8295fc7c-6fb3-487f-ade8-c82a2e19b35f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_28f23f3f-611a-4865-9dd0-456eef16737c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_8295fc7c-6fb3-487f-ade8-c82a2e19b35f" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_28f23f3f-611a-4865-9dd0-456eef16737c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember_1b2f60f6-68d7-40e0-8219-6c6dc4d7f43c" xlink:href="satl-20250331.xsd#satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_28f23f3f-611a-4865-9dd0-456eef16737c" xlink:to="loc_satl_LibertyWarrantsAndLibertyAdvisoryFeeWarrantMember_1b2f60f6-68d7-40e0-8219-6c6dc4d7f43c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_PIPEWarrantLiabilityMember_a6ca2475-d2c0-4d44-a837-fd8e61ec88a5" xlink:href="satl-20250331.xsd#satl_PIPEWarrantLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_28f23f3f-611a-4865-9dd0-456eef16737c" xlink:to="loc_satl_PIPEWarrantLiabilityMember_a6ca2475-d2c0-4d44-a837-fd8e61ec88a5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_8657a04b-f650-4523-bee5-d25e27c19252" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_4cdc9960-9456-40bf-a801-4da8c2c9f4c1" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_8657a04b-f650-4523-bee5-d25e27c19252" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_c39b0e97-dce7-41cf-bc37-3bc420133922" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_8657a04b-f650-4523-bee5-d25e27c19252" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_c39b0e97-dce7-41cf-bc37-3bc420133922" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_acf05d5a-f0a2-4fee-9816-a0efa12870e5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_8657a04b-f650-4523-bee5-d25e27c19252" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_acf05d5a-f0a2-4fee-9816-a0efa12870e5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityInterestPayments_1baef18c-c4bc-4c54-ae33-5292bd15d13e" xlink:href="satl-20250331.xsd#satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityInterestPayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_8657a04b-f650-4523-bee5-d25e27c19252" xlink:to="loc_satl_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityInterestPayments_1baef18c-c4bc-4c54-ae33-5292bd15d13e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_ea7bb94b-bb0d-4994-aa2e-640368115185" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_8657a04b-f650-4523-bee5-d25e27c19252" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_ea7bb94b-bb0d-4994-aa2e-640368115185" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_a93d15b4-d011-480b-b41e-4b829b6baa24" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/RelatedPartiesDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#RelatedPartiesDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/RelatedPartiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0f11f7b6-595e-434a-9896-a34fafcea801" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_c224d903-11cf-4423-a1f5-7468331c6116" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0f11f7b6-595e-434a-9896-a34fafcea801" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_c224d903-11cf-4423-a1f5-7468331c6116" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_563d1124-8deb-4b1c-b7d6-4143b545042d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_c224d903-11cf-4423-a1f5-7468331c6116" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_563d1124-8deb-4b1c-b7d6-4143b545042d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_563d1124-8deb-4b1c-b7d6-4143b545042d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_563d1124-8deb-4b1c-b7d6-4143b545042d" xlink:to="loc_us-gaap_RelatedPartyDomain_563d1124-8deb-4b1c-b7d6-4143b545042d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_133f9f51-9938-4281-bc13-f4e965d35e2e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_563d1124-8deb-4b1c-b7d6-4143b545042d" xlink:to="loc_us-gaap_RelatedPartyDomain_133f9f51-9938-4281-bc13-f4e965d35e2e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyMember_b9064edf-cd68-4705-9917-f3aa426b6dc7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_133f9f51-9938-4281-bc13-f4e965d35e2e" xlink:to="loc_us-gaap_RelatedPartyMember_b9064edf-cd68-4705-9917-f3aa426b6dc7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_8a21510b-a69b-465e-9b5a-845015874c26" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0f11f7b6-595e-434a-9896-a34fafcea801" xlink:to="loc_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_8a21510b-a69b-465e-9b5a-845015874c26" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_CommonStockSharesCommissionRateCalculationOnGrossSalesPricePerSharePercent_08342761-7dc7-4928-8461-53b3b6d5a56c" xlink:href="satl-20250331.xsd#satl_CommonStockSharesCommissionRateCalculationOnGrossSalesPricePerSharePercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0f11f7b6-595e-434a-9896-a34fafcea801" xlink:to="loc_satl_CommonStockSharesCommissionRateCalculationOnGrossSalesPricePerSharePercent_08342761-7dc7-4928-8461-53b3b6d5a56c" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/SecuredConvertibleNotesNarrativeDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#SecuredConvertibleNotesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/SecuredConvertibleNotesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_30ff9185-a1e9-4369-9574-0af4fdf17acf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_DebtInstrumentTable_30ff9185-a1e9-4369-9574-0af4fdf17acf" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_07f0ba3f-29f0-41c2-bfc4-c5dcec1c738b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_30ff9185-a1e9-4369-9574-0af4fdf17acf" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_07f0ba3f-29f0-41c2-bfc4-c5dcec1c738b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_07f0ba3f-29f0-41c2-bfc4-c5dcec1c738b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_07f0ba3f-29f0-41c2-bfc4-c5dcec1c738b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_07f0ba3f-29f0-41c2-bfc4-c5dcec1c738b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_08e6e0a7-731d-458c-a79d-b3f49e9f0388" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_07f0ba3f-29f0-41c2-bfc4-c5dcec1c738b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_08e6e0a7-731d-458c-a79d-b3f49e9f0388" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_d6fafa37-875c-4572-a785-eb6bc991dcbe" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_08e6e0a7-731d-458c-a79d-b3f49e9f0388" xlink:to="loc_us-gaap_ConvertibleDebtMember_d6fafa37-875c-4572-a785-eb6bc991dcbe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_f5265d7d-f30f-43fc-8af7-c7dbd9b35242" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_30ff9185-a1e9-4369-9574-0af4fdf17acf" xlink:to="loc_us-gaap_StatementClassOfStockAxis_f5265d7d-f30f-43fc-8af7-c7dbd9b35242" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_f5265d7d-f30f-43fc-8af7-c7dbd9b35242_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_f5265d7d-f30f-43fc-8af7-c7dbd9b35242" xlink:to="loc_us-gaap_ClassOfStockDomain_f5265d7d-f30f-43fc-8af7-c7dbd9b35242_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_3a386b95-bd48-4790-a0db-5d8dc7f5e8b3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_f5265d7d-f30f-43fc-8af7-c7dbd9b35242" xlink:to="loc_us-gaap_ClassOfStockDomain_3a386b95-bd48-4790-a0db-5d8dc7f5e8b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_ea2a6d45-70da-4842-91e2-63a114d1d352" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_3a386b95-bd48-4790-a0db-5d8dc7f5e8b3" xlink:to="loc_us-gaap_CommonClassAMember_ea2a6d45-70da-4842-91e2-63a114d1d352" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_8852970a-a1a8-412d-a8a5-584037022d52" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_30ff9185-a1e9-4369-9574-0af4fdf17acf" xlink:to="loc_us-gaap_DebtInstrumentAxis_8852970a-a1a8-412d-a8a5-584037022d52" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_8852970a-a1a8-412d-a8a5-584037022d52_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_8852970a-a1a8-412d-a8a5-584037022d52" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_8852970a-a1a8-412d-a8a5-584037022d52_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_8a225fab-429a-4313-a39b-bc71614bf3e9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_8852970a-a1a8-412d-a8a5-584037022d52" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_8a225fab-429a-4313-a39b-bc71614bf3e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SecuredConvertibleNotesMember_7690a20a-9054-4767-be3a-a66f346b26c1" xlink:href="satl-20250331.xsd#satl_SecuredConvertibleNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_8a225fab-429a-4313-a39b-bc71614bf3e9" xlink:to="loc_satl_SecuredConvertibleNotesMember_7690a20a-9054-4767-be3a-a66f346b26c1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_6e9b9c2d-b616-46ec-b152-fb6b088927fb" xlink:href="satl-20250331.xsd#satl_DebtInstrumentConvertibleTermsOfConversionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_30ff9185-a1e9-4369-9574-0af4fdf17acf" xlink:to="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_6e9b9c2d-b616-46ec-b152-fb6b088927fb" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_6e9b9c2d-b616-46ec-b152-fb6b088927fb_default" xlink:href="satl-20250331.xsd#satl_DebtInstrumentConvertibleTermsOfConversionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_6e9b9c2d-b616-46ec-b152-fb6b088927fb" xlink:to="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_6e9b9c2d-b616-46ec-b152-fb6b088927fb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_89d6bd1b-4041-4d2f-97d8-e0b6277026b5" xlink:href="satl-20250331.xsd#satl_DebtInstrumentConvertibleTermsOfConversionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionAxis_6e9b9c2d-b616-46ec-b152-fb6b088927fb" xlink:to="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_89d6bd1b-4041-4d2f-97d8-e0b6277026b5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtConversionTermsOneMember_725382d7-53b5-4fe0-8ce0-42481dc2ed44" xlink:href="satl-20250331.xsd#satl_DebtConversionTermsOneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_89d6bd1b-4041-4d2f-97d8-e0b6277026b5" xlink:to="loc_satl_DebtConversionTermsOneMember_725382d7-53b5-4fe0-8ce0-42481dc2ed44" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtConversionTermsTwoMember_d64edbaf-72da-4abc-91e5-3e065581f976" xlink:href="satl-20250331.xsd#satl_DebtConversionTermsTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_satl_DebtInstrumentConvertibleTermsOfConversionDomain_89d6bd1b-4041-4d2f-97d8-e0b6277026b5" xlink:to="loc_satl_DebtConversionTermsTwoMember_d64edbaf-72da-4abc-91e5-3e065581f976" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_7faeb85e-4efb-4930-9369-eedde0e0b616" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_7faeb85e-4efb-4930-9369-eedde0e0b616" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_e5243f62-51ba-4e11-9f5d-d110e053915f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfSecuredDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_e5243f62-51ba-4e11-9f5d-d110e053915f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_62150e02-1280-46f5-abd6-393116727b63" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_62150e02-1280-46f5-abd6-393116727b63" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_910ab40f-469c-4f18-ac77-d13c8aebb23e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_910ab40f-469c-4f18-ac77-d13c8aebb23e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_83e26af9-d7d7-4dc7-bb07-f42882393aa1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_83e26af9-d7d7-4dc7-bb07-f42882393aa1" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_a090dd88-7c40-47ef-aa99-2bc197894e0c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_a090dd88-7c40-47ef-aa99-2bc197894e0c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_32379fd7-5ca9-4d99-ab01-e95ebf98f417" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentConvertibleConversionRatio1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_32379fd7-5ca9-4d99-ab01-e95ebf98f417" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentConvertibleDebtPrepaymentBusinessSaleProceedsThreshold_6e02ac82-6adc-4d04-90cb-ff2e4668ddf8" xlink:href="satl-20250331.xsd#satl_DebtInstrumentConvertibleDebtPrepaymentBusinessSaleProceedsThreshold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_satl_DebtInstrumentConvertibleDebtPrepaymentBusinessSaleProceedsThreshold_6e02ac82-6adc-4d04-90cb-ff2e4668ddf8" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_DebtInstrumentFixedPrepaymentPenaltyPercent_169334f0-a0a3-47c9-8a99-4ed48a3872f6" xlink:href="satl-20250331.xsd#satl_DebtInstrumentFixedPrepaymentPenaltyPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_satl_DebtInstrumentFixedPrepaymentPenaltyPercent_169334f0-a0a3-47c9-8a99-4ed48a3872f6" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_95c36b48-f76e-4d93-9058-07cd884443d2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_95c36b48-f76e-4d93-9058-07cd884443d2" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrentAndNoncurrent_5d0dc53d-de7d-4946-963f-56266d0d6021" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestPayableCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be209dcc-da94-4d33-baa8-8babf72f675f" xlink:to="loc_us-gaap_InterestPayableCurrentAndNoncurrent_5d0dc53d-de7d-4946-963f-56266d0d6021" xlink:type="arc" order="10"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/SecuredConvertibleNotesMaturityoftheSecuredConvertibleNotesDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#SecuredConvertibleNotesMaturityoftheSecuredConvertibleNotesDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/SecuredConvertibleNotesMaturityoftheSecuredConvertibleNotesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_e2056d2b-d23e-4e77-8bff-6a41aebf6ff1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_aa3d2b67-2793-4c11-9f19-62b0199d51fa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e2056d2b-d23e-4e77-8bff-6a41aebf6ff1" xlink:to="loc_us-gaap_DebtInstrumentTable_aa3d2b67-2793-4c11-9f19-62b0199d51fa" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_c8fc7f78-95f7-4bbe-9af7-322562101060" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_aa3d2b67-2793-4c11-9f19-62b0199d51fa" xlink:to="loc_us-gaap_DebtInstrumentAxis_c8fc7f78-95f7-4bbe-9af7-322562101060" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_c8fc7f78-95f7-4bbe-9af7-322562101060_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_c8fc7f78-95f7-4bbe-9af7-322562101060" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_c8fc7f78-95f7-4bbe-9af7-322562101060_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_164be19d-8721-400d-b1a8-44f467d586b0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_c8fc7f78-95f7-4bbe-9af7-322562101060" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_164be19d-8721-400d-b1a8-44f467d586b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SecuredConvertibleNotesMember_b0a25ed5-1942-4652-a6eb-cae625c3b29c" xlink:href="satl-20250331.xsd#satl_SecuredConvertibleNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_164be19d-8721-400d-b1a8-44f467d586b0" xlink:to="loc_satl_SecuredConvertibleNotesMember_b0a25ed5-1942-4652-a6eb-cae625c3b29c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_f67322f6-8281-46f6-a1d1-8e7516632069" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_aa3d2b67-2793-4c11-9f19-62b0199d51fa" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_f67322f6-8281-46f6-a1d1-8e7516632069" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_f67322f6-8281-46f6-a1d1-8e7516632069_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_f67322f6-8281-46f6-a1d1-8e7516632069" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_f67322f6-8281-46f6-a1d1-8e7516632069_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_88a3e074-1f13-4192-b9c0-f7aa054e60c6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_f67322f6-8281-46f6-a1d1-8e7516632069" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_88a3e074-1f13-4192-b9c0-f7aa054e60c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_c5996505-ff9c-453f-a928-9095c6edd603" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_88a3e074-1f13-4192-b9c0-f7aa054e60c6" xlink:to="loc_us-gaap_ConvertibleDebtMember_c5996505-ff9c-453f-a928-9095c6edd603" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_46893336-c131-468e-8bea-15792c0a96e3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e2056d2b-d23e-4e77-8bff-6a41aebf6ff1" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_46893336-c131-468e-8bea-15792c0a96e3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_0986ccd6-dd21-4047-bf4e-0e82f5d017f8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e2056d2b-d23e-4e77-8bff-6a41aebf6ff1" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_0986ccd6-dd21-4047-bf4e-0e82f5d017f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_48da3fd7-7128-4523-bd42-b001d32c9a0e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e2056d2b-d23e-4e77-8bff-6a41aebf6ff1" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_48da3fd7-7128-4523-bd42-b001d32c9a0e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_3932f8db-6284-431e-a37b-bb346b9b3a8c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e2056d2b-d23e-4e77-8bff-6a41aebf6ff1" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_3932f8db-6284-431e-a37b-bb346b9b3a8c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_39ed4b02-9587-45f4-91d7-81f0b5232b3a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e2056d2b-d23e-4e77-8bff-6a41aebf6ff1" xlink:to="loc_us-gaap_LongTermDebt_39ed4b02-9587-45f4-91d7-81f0b5232b3a" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://satellogic.com/role/SubsequentEventsDetails" xlink:type="simple" xlink:href="satl-20250331.xsd#SubsequentEventsDetails"/>
  <link:definitionLink xlink:role="http://satellogic.com/role/SubsequentEventsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventLineItems_dbdb8182-dfa7-446c-ad30-1b5e691124a6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTable_572fa136-0de0-45f0-9163-9d7dd4bf2cd5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SubsequentEventLineItems_dbdb8182-dfa7-446c-ad30-1b5e691124a6" xlink:to="loc_us-gaap_SubsequentEventTable_572fa136-0de0-45f0-9163-9d7dd4bf2cd5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_1586725a-4bf5-40f1-ba90-6bbefbf8e86f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_572fa136-0de0-45f0-9163-9d7dd4bf2cd5" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_1586725a-4bf5-40f1-ba90-6bbefbf8e86f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_1586725a-4bf5-40f1-ba90-6bbefbf8e86f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_1586725a-4bf5-40f1-ba90-6bbefbf8e86f" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_1586725a-4bf5-40f1-ba90-6bbefbf8e86f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_9cbb34e5-3b27-4a0d-a2aa-d51f5398360e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_1586725a-4bf5-40f1-ba90-6bbefbf8e86f" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_9cbb34e5-3b27-4a0d-a2aa-d51f5398360e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_055fbeac-b782-4455-bafc-58a0267d2d43" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_9cbb34e5-3b27-4a0d-a2aa-d51f5398360e" xlink:to="loc_us-gaap_SubsequentEventMember_055fbeac-b782-4455-bafc-58a0267d2d43" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_26563110-3eb6-445e-98bd-11d7d52ffd46" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_572fa136-0de0-45f0-9163-9d7dd4bf2cd5" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_26563110-3eb6-445e-98bd-11d7d52ffd46" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_26563110-3eb6-445e-98bd-11d7d52ffd46_default" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_26563110-3eb6-445e-98bd-11d7d52ffd46" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_26563110-3eb6-445e-98bd-11d7d52ffd46_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_4513ef56-b982-45cc-9d1e-506790daea60" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_26563110-3eb6-445e-98bd-11d7d52ffd46" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_4513ef56-b982-45cc-9d1e-506790daea60" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_RegisteredDirectOfferingMember_b69c38c3-c62d-4a3a-8a39-cfc2c1d9b0e5" xlink:href="satl-20250331.xsd#satl_RegisteredDirectOfferingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_4513ef56-b982-45cc-9d1e-506790daea60" xlink:to="loc_satl_RegisteredDirectOfferingMember_b69c38c3-c62d-4a3a-8a39-cfc2c1d9b0e5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_8408aa57-f705-4f42-b98a-ca620d742d94" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_dbdb8182-dfa7-446c-ad30-1b5e691124a6" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_8408aa57-f705-4f42-b98a-ca620d742d94" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_9a09f7ad-c9dc-486e-a17b-1c55c599bfad" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SaleOfStockPricePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_dbdb8182-dfa7-446c-ad30-1b5e691124a6" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_9a09f7ad-c9dc-486e-a17b-1c55c599bfad" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_ba2f9acc-2477-4a63-a66b-d3190f67b706" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_dbdb8182-dfa7-446c-ad30-1b5e691124a6" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_ba2f9acc-2477-4a63-a66b-d3190f67b706" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_satl_SaleOfStockPlacementAgentFeePercentOfGrossProceeds_bb03fadf-337e-49b2-827e-f18010394c33" xlink:href="satl-20250331.xsd#satl_SaleOfStockPlacementAgentFeePercentOfGrossProceeds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_dbdb8182-dfa7-446c-ad30-1b5e691124a6" xlink:to="loc_satl_SaleOfStockPlacementAgentFeePercentOfGrossProceeds_bb03fadf-337e-49b2-827e-f18010394c33" xlink:type="arc" order="3"/>
  </link:definitionLink>
</link:linkbase>
