Space Abbreviations and Acronyms

1. UPS
   Unified Propulsion System
2. UPS
   Unified Propuksion System
3. UPSAT
   Uuniversity of Patras Satellite
4. UPTLM
   Uplink Telemetrs
5. UR
   Urine
6. UR/R
   User Requirements Review
7. URAP
   Unified Radio and Plasma
8. URAT
   Usno Star Catalogue
9. URD
   User Requirement Document
10. URN
    Urine
11. URSA MAIOR
    University of Rome La Sapienza Micro Attitude In Orbit Testing
12. URSI
    International Union of Radio Science
13. URT
    Uprighh
14. US-A
    Upravlenniye Sputnik Aktivny
15. US-P
    Upravlenniye Sputnik Passivny
16. US-PM
    Upravlenniye Sputnik Passivny Modifikirovanny
17. USA
    United Space Alliance
18. USASATCOMA
    United States Army Satellite and Communication Agency
19. USASDG
    United States Army Space Defense Group
20. USBE
    Unifiek S-Band Equipment

Last updated: August 3, 2021 — Total entries: 12,486