| Acronym | Meaning |
| VAR | Volt Ampere Reactive |
| BMAG | Body-Mounted Attitude Gyro |
| CDH | Constant Delta Height |
| STDN | Spaceflight Tracking And Data Network |
| RFPA | Request For Proposal Authorization |
| IAD | Interface Analysis Document |
| OFP | Orbiter Flight Program |
| OM | Orbital Maneuvering Engine |
| PALS | Photo Area And Location SYstem |
| CRG | Correspondence Review Group |