| Acronym | Meaning |
| PSF | Point Spread Function |
| ISO | Imaging Spectrometic Observatory |
| KPNO | Kitt Peak National Observatory |
| TSS | Targeted Search System / Tethered Satellite System |
| AGE | Auxiliary Ground Equipment |
| JGR | Journal Of Geophysical Research |
| SOLSTICE | Solar Stellar Irradiance Comparison Experiment |
| DRAO | Dominion Radio Astrophysical Observatory |
| MMH | MonoMethyl Hydrazine |
| AXAF | Advanced X-ray Astrophysics Facility |