| Acronym | Meaning |
| OSSE | Office Of Space Science Education (SSEC) |
| SAFIRE | Spectroscopy Of The Atmosphere Using Far InfraRed Emission |
| CIMSS | Cooperative Institute For Meteorological Satellite Studies |
| TES | Tropospheric Emission Spectrometer (EOS) |
| ECMWF | European Centre For Medium-range Weather Forecasts |
| HST | Hubble Space Telescope |
| EOS | Earth Observing System |
| TIROS | Television InfraRed Observation Satellite (POES) |
| XBSS | X-ray Background Survey Spectrometer |
| SSU | Stratospheric Sounding Unit (TOVS) |