| Acronym | Meaning |
| GSFC | Goddard Space Flight Center |
| SCC | Simulation Control Center |
| FCS | Flight Control System (Subsystem) |
| SOP | Standard Operating Procedure |
| IDRD | Internal Data Requirement Description |
| LRR | Launch Readiness Review |
| SHTR | Shutter |
| MUSS | Module Utility Support Structure |
| SMG | SPaceflight Meteorology Group |
| FMR | Function Max Rate |