| Acronym | Meaning |
| CTIO | Cerro Tololo Interamerican Observatory |
| HAINS | High Accuracy Inertial Navigation System |
| OSC | Orbital Sciences Corporation |
| BECO | Booster Engine Cutoff |
| TSPK | Tsentr Podgotovka Kosmonavti |
| SIXA | Silicon X-ray Array |
| TAU | Thousand Astronomical Unit |
| USMP | United States Microgravity Payload |
| MSFC | Marshall Space Flight Center |
| MVI | Microgravity Vestibular Investigation |