| Acronym | Meaning |
 | CADH | Communications And Data Handling |
 | DIRBE | Diffuse Infrared Background Experiment |
 | SPOT | Systeme Probatoire Pour L'Observation De La Terre |
 | VIB | Vertical Integration Building |
 | CASCA | Canadian Astronomical Society |
 | CITE | Cargo Integration Test Equipment |
 | BFC | Backup Flight Computer |
 | LGM | Little Green Men |
 | AOCS | Attitude And Orbit Control System |
 | LHA | Local Hour Angle |