| Acronym | Meaning |
 | MSS | Multispectral Scanner |
| LEO | Low Earth Orbit |
| PMS | Pre-Main Sequence |
| CRIM | Commercial Refrigerator Incubator Module |
| OSS | Office Of The Space Station |
| FITS | Flexible Image Transport System |
| NSF | National Science Foundation |
| SSPF | Space Station Processing Facility |
| ISM | InterStellar Medium |
| USMC | United States Marine Corps |
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