| Acronym | Meaning |
| DP | Development Phase |
| CV | Coefficient Of Variation |
| VTS | Vandenberg Tracking Station |
| EMU | Extravehicular Mobility Unit |
| MPS | Materials Processing In Space |
| MODARI- | Methods Of Defeating Advanced Radar Threats |
| FCOS | Flight Control Operational Software |
| RDA | Resident Data Area |
| SIMAS | Shuttle Information Management Accountability |
| MLR | Monodisperse Latex Reactor |