| Acronym | Meaning |
| NIMS | Near Infrared Mapping Spectrometer |
| MFV | Main Fuel Valve |
| GISS | Goddard Institute For Space Studies |
| SDSS | Sloan Digital Sky Survey |
| MPESS | Multiple Purpose Experiment Support Structure |
| ECS | Environmental Control System |
| DFRF | Dryden Flight Research Facility |
| SPH | Smoothed-Particle Hydrodynamics |
| DRSS | DATA Relay Satellite System |
| BDB | Big Dumb Booster |