| Acronym | Meaning |
| SOCC | Satellite Operations Control Center |
| NRL | Naval Research Laboratory |
| CELSS | Controlled Ecological Life Support System |
| APE | Auroral Photography Experiment |
| PDRS | Payload Deployment And Retrieval System |
| A&A | Astronomy And Astrophysics |
| GEM | Giotto Extended Mission |
| CRL | Communication Research Lab |
| GST | Greenwich Sidereal Time |
| ECS | Environmental Control System |