| Acronym | Meaning |
| ERS | Earth Resources Satellite |
| FAP | Freedom Attached Payloads |
| GBT | Green Bank Telescope |
| DESAT | Desaturation |
| CGF | Crystal Growth Furnace |
| LN2 | Liquid Nitrogen |
| NESDIS | National Environmental Satellite Data And Information Service. |
| AMSR | Advanced Microwave Sounding Radiometer |
| COSTAR | Corrective Optics Space Telescope Axial Replacement |
| FOLD | Federally-Owned LANDSAT Data |