| Acronym | Meaning |
| TFL | Time From Launch |
| VEEI | Vehicle Electrical Engine Interface |
| HPGS | High Pressure Gas System |
| LV | Lift Vector |
| VGOR | Vehicle Ground Operation Requirements |
| TSCO | Test Support Coordination Office |
| HDRSS | High Data Rate Storage System |
| IAD | Interface Analysis Document |
| SCS | Spacecraft Control System |
| DM | Disassembly Manual |