| Acronym | Meaning |
| MODIS-N | MODIS-Nadir |
| WTR | Western Test Range |
| DSCS | Defense Satellite Communications System |
| MMCC | Mission Management And Control Centre |
| RCS | Reaction Control System / Revision Control System |
| COBE | COsmic Background Explorer |
| CZCS | Coastal Zone Color Scanner |
| UARS | Upper Atmosphere Research Satellite |
| UVS | Ultraviolet Spectrometer |
| APT | Automatic Photoelectric Telescope |