| Acronym | Meaning |
 | MOC | Mars Observer Camera |
| FOS | Faint Object Spectrograph |
| ANSI | American National Standards Institute |
| OSTP | Office Of Science And Technology Policy |
| VIB | Vertical Integration Building |
| SAO | Smithsonian Astrophysical Observatory |
| ENACEOS | ENAC For EOS |
| NTT | New Technology Telescope |
| VAB | Vehicle Assembly Building |
| HF | High Frequency |
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