NASA Abbreviations and Acronyms

1. GMN
   GoGMNGorman (TACAN Station)
2. GMT
   Grgmtgreenwich Meantime
3. GMT
   Greenwich Mean-time
4. GN
   Ground Network
5. GN
   Guidance and Navigation
6. GN
   Gagn Gain
7. GN
   Gaseous Nitrogen
8. GN
   general notes
9. GN&C
   Gujn&Cguidance
10. GN&C
    Guidance
11. GN2
    Gaseous Nitrogen
12. GN2
    Gagn2Gaseous Nitrogen
13. GN2
    Gaseous Nitrsgen
14. GNC
    Guidance
15. GNC
    Guidance and Control
16. GNC
    guidance, navigation, and control
17. GNC
    Gugncguidance and Navigation Computer
18. GNCFTS
    Gngncftsgn&C Flight Test Station
19. GNCIS
    Gngncisgn&C Integration Simulator
20. GNCS
    Guidance and Navigation Control System

Last updated: May 6, 2025 — Total entries: 14,020