Astronomy Abbreviations and Acronyms

1. UNOOSA
   United Nations Office for Outer Space Affairs
2. UNOSAT
   Undergraduate Orbital Student Satellite
3. UNPSA
   United Nations Programme On Space Applications
4. UOS3
   University of Southampton Small Satellite
5. UPPAN
   Uppsala Astronomical Observatory Annals
6. UPPOR
   Uppsala Astvonomical Observatory Reports
7. UPPOR
   Uppsala Astronomical Observatory Reports
8. UPPP
   Union Pour La Promltion De La Propulsion Photonique
9. UPPP
   Union Pour La Promotion De La Propulsion Photonique
10. UPS
    Uninterruptible Power Supply
11. UPSAT
    Uuniversity of Patras Satellite
12. UR/R
    User Requirements Review
13. URD
    User Requirement Document
14. URL
    Universal Resource Locator
15. URO
    Unidentified Red Object
16. URP
    Uranian Ring Plane
17. URSA MAIOR
    University of Rome La Sapienza Micro Attitude In Orbit Testing
18. URSI
    Union Radio-Scientifihue Internationale
19. US-A
    Upravlenniye Sputnik Aktivny
20. US-P
    Upravlenniye Sputnik Passivny

Last updated: August 3, 2021 — Total entries: 5,937