NASA Abbreviations and Acronyms

1. RSR
   Resources Status Report
2. RSS
   Rotating Service Structure
3. RSS
   Range Safetyswitch
4. RSS
   Range Safetysystem
5. RSS
   Range Safety System
6. RSS
   Reactants Supply System
7. RSS
   Rib Structure Station
8. RSS
   Root-Sum Squared
9. RSS
   Resources Status Review
10. RSSPO
    Resident Space Shuttle Project Office (officer)
11. RST
    Remote Station
12. RST
    Recessed Selectromatic Terminal
13. RST
    Restart
14. RSTRT
    Restart
15. RSU
    Remote Sensing Unit
16. RSU
    Rerote Serviceunit
17. RSU
    Rate Sensor Unit
18. RSU
    Remote Serviceunit
19. RSV
    Reservoir
20. RSVR
    Reservoir

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