| Acronym | Meaning |
| DESAT | Desaturation |
| PMC | Permanently Manned Capability |
| SL | (Comet) Shoemaker-Levy / SpaceLab |
| CDS | Command And Data Subsystem |
| HF | High Frequency |
| ESPC | European Space Power Conference |
| MOTV | Manned Orbital Transfer Vehicle |
| NTR | Nuclear Thermal Rocket(ry) |
| HRSC | High Resolution Stereo Camera |
| HD | Henry Draper Catalog Entry |