| Acronym | Meaning |
| ASE | Advanced Space Engine |
| CYSB | Cape York Space Base |
| RASC | Royal Astronomical Society Of Canada |
| EMU | Extravehicular Mobility Unit |
| SWAS | Submillimeter Wave Astronomy Satellite |
| GMS | Geostationary Meterological Satellite |
| EODC | Earth Observation Data Centre |
| LM | Lunar Module |
| UIT | Ultraviolet Imaging Telescope |
| APT | Automatic Picture Transmission |