| Acronym | Meaning |
| JERS | Japanese Earth Resources Satellite |
| HRMS | High Resolution Microwave Survey |
| CLAES | Cryogenic Limb Array Etalon Spectrometer |
| WIMP | Weakly Interacting Massive Particle |
| MPESS | Multiple Purpose Experiment Support Structure |
| DAO | Dominion Astrophysical Observatory |
| OPF | Orbiter Processing Facility |
| DRSS | DATA Relay Satellite System |
| MMU | Manned Maneuvering Unit |
| SR | Special Relativity |