| Acronym | Meaning |
| MSS | Multispectral Scanner |
| SDSS | Sloan Digital Sky Survey |
| ADEOS | Advanced Earth Observing Satellite |
| ASEM | Assembly Of Station By EVA Methods |
| MTPE | Mission To Planet Earth |
| SSPO | Space Shuttle Program Office |
| ALPO | Association Of Lunar And Planetary Observers |
| INCO | Integrated Communications Officer |
| TAU | Thousand Astronomical Unit |
| CFA | Harvard-Smithsonian Center For Astrophysics |