| Acronym | Meaning |
| QPR | Quarterly Progress Report |
| RAX | Remote Access Computing System |
| DISTR | Digital Interface Unit |
| PRD | PersonalRadiation Dosimeter |
| MERL | Materials Engineering Research Laboratory |
| OPR | Oxygen Pressure Regulator |
| NTO | NitrogenTetroxide |
| DOE | Department Of Energy |
| RANC | Radar Absorption Noise And Clutter |
| MDR | Mission Data Reduction |