| Acronym | Meaning |
| VHF | Very High Frequency |
| VPF | Vertical Processing Facility |
| HALOE | Halogen Occultation Experiment |
| INMARSAT | International Maritime Satellite |
| SWAS | Submillimeter Wave Astronomy Satellite |
| PRTLS | Powered RTLS |
| GTO | Geostationary Transfer Orbit |
| ERS | European Remote Sensing |
| SOHO | SOlar Heliospheric Observatory |
| NOCC | Network Operations Control Center |