chrislgarry

    chrislgarry/Apollo-11

    Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.

    agc
    apollo
    hacktoberfest
    nasa
    Assembly
    NOASSERTION
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    Updated 4/15/2026
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    About Apollo-11

    Apollo-11

    NASA SWH Comanche Luminary

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    Original Apollo 11 guidance computer (AGC) source code for Command Module (Comanche055) and Lunar Module (Luminary099). Digitized by the folks at Virtual AGC and MIT Museum. The goal is to be a repo for the original Apollo 11 source code. As such, PRs are welcome for any issues identified between the transcriptions in this repository and the original source scans for Luminary 099 and Comanche 055, as well as any files I may have missed.

    Contributing

    Please read CONTRIBUTING.md before opening a pull request.

    Compiling

    If you are interested in compiling the original source code, check out Virtual AGC.

    Attribution

      
    CopyrightPublic domain
    Comanche055Part of the source code for Colossus 2A, the Command Module's (CM) Apollo Guidance Computer (AGC) for Apollo 11
    Assemble revision 055 of AGC program Comanche by NASA
    2021113-051. 10:28 APR. 1, 1969
    Luminary099Part of the source code for Luminary 1A, the Lunar Module's (LM) Apollo Guidance Computer (AGC) for Apollo 11
    Assemble revision 001 of AGC program LMY99 by NASA
    2021112-061. 16:27 JUL. 14, 1969
    AssembleryaYUL
    ContactRon Burkey [email protected]
    Websitewww.ibiblio.org/apollo
    DigitalisationThis source code has been transcribed or otherwise adapted from digitized images of a hardcopy from the MIT Museum. The digitization was performed by Paul Fjeld, and arranged for by Deborah Douglas of the Museum. Many thanks to both.

    Contract and Approvals

    Derived from CONTRACT_AND_APPROVALS.agc

    This AGC program shall also be referred to as Colossus 2A.

    This program is intended for use in the Command Module as specified in report R-577. This program was prepared under DSR project 55-23870, sponsored by the Manned Spacecraft Center of The National Aeronautics and Space Administration through contract NAS 9-4065 with the Instrumentation Laboratory, Massachusetts Institute of Technology, Cambridge, Mass.

    Submitted byRoleDate
    Margaret H. HamiltonColossus Programming Leader
    Apollo Guidance and Navigation
    28 Mar 69
    Approved byRoleDate
    Daniel J. LicklyDirector, Mission Program Development
    Apollo Guidance and Navigation Program
    28 Mar 69
    Fred H. MartinColossus Project Manager
    Apollo Guidance and Navigation Program
    28 Mar 69
    Norman E. SearsDirector, Mission Development
    Apollo Guidance and Navigation Program
    28 Mar 69
    Richard H. BattinDirector, Mission Development
    Apollo Guidance and Navigation Program
    28 Mar 69
    David G. HoagDirector
    Apollo Guidance and Navigation Program
    28 Mar 69
    Ralph R. RaganDeputy Director
    Instrumentation Laboratory
    28 Mar 69

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