| Acronym | Meaning |
| CADH | Communications And Data Handling |
| ISY | International Space Year |
| CARA | Center For Astrophysical Research In Antarctica |
| TIROS | Television InfraRed Observation Satellite |
| EUVE | Extreme UltraViolet Explorer |
| HIRS | High Resolution Infrared Radiation Sounder |
| CASCA | Canadian Astronomical Society |
| PSF | Point Spread Function |
| EMU | Extravehicular Mobility Unit |
| WINDII | Wind Imaging Interferometer |