| Acronym | Meaning |
| DMSP | Defense Meteorological Satellite Program |
| IOBM | In Ocean By Mistake |
| VOIR | Venus Orbiting Imaging Radar |
| HD | Henry Draper Catalog Entry |
| WIYN | Wisconsin/Indiana/Yale/NOAO Telescope |
| SSCE | Solid Surface Combustion Experiment |
| ASTRO | Space Astrophysics Laboratory |
| IUE | International Ultraviolet Explorer |
| PARE | Physiological And Anatomical Rodent Experiment |
| ORFEUS | Orbiting And Retrievable Far And Extreme Ultraviolet Spectrometer |