| Acronym | Meaning |
| IAA | International Academy Of Astronautics |
| GHB | Goddard Handbook |
| ARGOS | French Satellite-borne Data Relay And Platform Location System |
| TSC | Technical Steering Committee |
| MVS | Multiple Virtual Storage |
| SQ | Solar Quiet |
| ARM | Atmospheric Radiation Measurement Program |
| PMA | Platform Management Application |
| DSA | Directory System Agent |
| GHRS | Goddard High Resolution Spectograph |