| Acronym | Meaning |
| EM | ElectroMagnetic |
| NPOESS | National Polar-orbiting Operational Environmental Satellite System |
| CERES | Clouds And The Earth's Radiant Energy System (EOS) |
| PIFTS | Planetary Imaging Fourier Transform Spectrometer |
| AOS | (Department Of) Atmospheric And Oceanic Sciences |
| MHZ | MegaHertz |
| OSO | Orbiting Solar Observatory |
| AMS | American Meteorological Society |
| GOES | Geostationary Operational Environmental Satellite |
| JPL | Jet Propulsion Laboratory |