| Acronym | Meaning |
 | COMSAT | Communications Satellite (Corporation) |
| GC | Galactic Center |
| EJASA | Electronic Journal Of The Astronomical Society Of The Atlantic |
| HIRS | High Resolution Infrared Radiation Sounder |
| PAM | Payload Assist Module |
| ERS | Environmental Research Satellite |
| GMT | Greenwich Mean Time |
| FUSE | Far Ultraviolet Spectroscopic Explorer |
| SLS | Space(lab) Life Sciences |
| EOS | Earth Observing System |
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