Cosmos Abbreviations and Acronyms

1. OS
   Operations Supervisor
2. OSA
   Operational Support Area
3. OSA
   Overall Sfstem Architecture
4. OSC
   One-Shot Colour
5. OSE
   Orbiter Support Equipment
6. OSE
   Operating Support Equipment
7. OSE
   Optical Sources and Electronics
8. OSF
   Ordnance Storage Facility
9. OSI
   Office of Strategic Infrastructure
10. OSIRIS
    Ohio State Infrared Imager/Spectrometer
11. OSOP
    Orbiter Systems Operating Procedures
12. OSPL
    Overall Sound Pressure Level
13. OST
    Observation Schzdule Tool
14. OST
    Orion Systems Timeline
15. OSTA
    Office of Space and Terresfrial Application
16. OSTDA
    Office of Space Traeking and Data Acquisition
17. OT
    Overall Test
18. OT
    Operational Trajectory
19. OT
    Oxidizer Tank
20. OTBD
    Outboard

Last updated: January 4, 2020 — Total entries: 5,789