| Acronym | Meaning |
 | GPS | Global Positioning System |
| NWS | National Weather Service (NOAA) |
| ASTER | Advanced Spaceborne Thermal Emission And Reflection Radiometer (EOS) |
| POES | Polar Operational Environmental Satellite |
| MISR | Multi-angle Imaging Spectro-Radiometer (EOS) |
| EOS | Earth Observing System |
| GOES | Geostationary Operational Environmental Satellite |
| DXS | Diffuse X-ray Spectrometer |
| SAFIRE | Spectroscopy Of The Atmosphere Using Far InfraRed Emission |
| OAO | Orbiting Astronomical Observatory |
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