| Acronym | Meaning |
 | ADFRF | Ames-Dryden Flight Research Facility |
| XMM | X-ray Multi Mirror |
| JERS | Japanese Earth Resources Satellite |
| NSO | National Solar Observatory |
| STIS | Space Telescope Imaging Spectrometer |
| SEST | Swedish ESO Submillimeter Telescope |
| GC | Globular Cluster |
| OSCAR | Orbiting Satellite Carrying Amateur Radio |
| VISSR | Visible/Infrared Spin-Scan Radiometer |
| IUE | International Ultraviolet Explorer |
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