| Acronym | Meaning |
| HCMM | Heat Capacity Mapping Mission |
| CRRES | Combined Release/Radiation Effects Satellite |
| SLC | Space Launch Complex |
| BMDO | Ballistic Missile Defense Office |
| PLB | Payload Bay |
| SLS | Space(lab) Life Sciences |
| HTVL | Horizontal Takeoff Vertical Landing |
| AGU | American Geophysical Union |
| DOR | Differenced One-way Range |
| CARA | Center For Astrophysical Research In Antarctica |