| Acronym | Meaning |
 | NSA | National Security Agency |
| SAR | Search And Rescue / Synthetic Aperture Radar |
| MISR | Multiangle Imaging Spectro-Radiometer |
| SIRTF | Space InfraRed Telescope Facility |
| GPC | General Purpose Computer |
| ASP | Astronomical Society Of The Pacific |
| HIRIS | High Resolution Imaging Spectrometer |
| PDS | Planetary Data System |
| SRB | Solid Rocket Booster |
| SPAS | Space Pallet Satellite |
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