NASA Abbreviations and Acronyms

1. ARPA
   Advanced Research Projects Agency (made early internet)
2. ARPCS
   Atmospheric Revitalization Pressure Control System
3. ARPESH
   Accurate and Reliable Prototype Earth Sensor Head
4. ARPF
   Army Pulse Radiation Facility
5. ARPT
   Airport
6. AS
   Aft Shroud
7. AS
   Air Force Standard
8. AS
   Airspeed
9. AS
   Ascent Stage
10. AS
    Auxiliary Stage
11. AS
    Antispoof
12. AS-RS
    Automated Storage and Retrieval System
13. AS&ASD
    Autonetics Sensors and Aircraft Systems Division
14. ASA
    Advanced System Avionics
15. ASA
    Aerosurface Amplifier
16. ASA
    American Standards Association
17. ASA
    Abort Sensor Assembly
18. ASA
    Adapter Service Area
19. ASAC
    aerodynamic surfaces assembly and checkout
20. ASAC
    Allied Signal Aerospace Corporation

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