Spaceflight Abbreviations and Acronyms

1. SNPO
   Space Nuclear Propulsion Office
2. SNSO
   Space Nuclear Systems Office
3. SO
   Space Operations
4. SO/SI
   space operations and scientific investigation
5. SOAR
   Shuttle Orbital Applications and Requirements
6. SOARS
   Shuttle Operation Automated Reporting System
7. SOCAR
   Shuttle Operational Capability Assessment Report
8. SOCC
   Satellite Operations Control Center
9. SOCH
   Spacelab Orbiter Common Hardware
10. SODB
    Shuttle Operational Data Book
11. SODS
    Shuttle Operational Data System
12. SODS
    Skylab Orbit-Deorbit System
13. SOF
    Safety of Flight
14. SOI
    Space Object Identification
15. SOIS
    Spacelab/Orbiter Interface Simulator
16. SOLS
    Spacelab/Orbiter Interface Simulator
17. SOMS
    Shuttle Orbiter Medical System
18. SOP
    Spacelab OPportunity Payload
19. SOPC
    Shuttle Operations and Planning Center
20. SOR
    Stable Orbit Rendezvous

Last updated: May 24, 2020 — Total entries: 1,156