| Acronym | Meaning |
 | BBXRT | Broad-Band X-Ray Telescope |
| ERS | European Remote Sensing |
| JPL | Jet Propulsion Laboratory |
| MJD | Modified Julian Date |
| SAS | Space Activity Suit / Space Adaptation Syndrome |
| GMS | Geostationary Meterological Satellite |
| CD-ROM | Compact Disk Read-Only Memory |
| IBSS | Infrared Background Signature Survey |
| ADS | Aitken Double Star Catalog |
| UVS | Ultraviolet Spectrometer |
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