| Acronym | Meaning |
| CDA | Command And Data Acquisition |
| AFWTR | USAF's WTR |
| IUE | International Ultraviolet Explorer |
| VTVL | Vertical Takeoff Vertical Landing |
| VISSR | Visible/Infrared Spin-Scan Radiometer |
| HSP | High Speed Photometer |
| AJ | Astronomical Journal |
| ACF | Automated Control Function |
| STS | Shuttle Transport System / Space Transportation System |
| ATMOS | Atmospheric Trace Molecule Spectroscopy |