NASA Abbreviations and Acronyms

1. R
   Leo Request Liaison Engineering Order
2. R
   Lss Regenerative Life Support System
3. R
   Barradius Vector Axis
4. R
   Dotrange Rate To Target
5. R
   Etsreconfigurable Electrical Test Stand
6. R
   Etsreconfiguration Electrical Test Stand
7. R
   Impminimum Range To Avoid Plum Impingement
8. c3
   Command
9. c3
   Command, Control, and Communications
10. l1
    primary navigation signal
11. l2
    secondary navigation signal
12. l3
    NDS payload signal
13. R8
    Rate
14. AFP
    Advanced Flexible Processor
15. AFP
    Ariane-Furnished Property
16. AFP
    Air Force Plant
17. ALT
    Radar Altimeter
18. ALT
    approach and landing test
19. ALU
    Arithmetic Logic Unit
20. AMS
    Amplifier Subsystem

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