| Acronym | Meaning |
| TCM | Trajectory Control Maneuver |
| IMU | Inertial Measurement Unit |
| ATMOS | Atmospheric Trace Molecule Spectroscopy |
| AAVSO | American Association Of Variable Star Observers |
| CSA | Canadian Space Agency |
| ERS | European Remote Sensing |
| HRPT | High Resolution Picture Transmission |
| HALOE | Halogen Occultation Experiment |
| OCTW | Optical Communications Through The Shuttle Window |
| MPEC | Multi-Purpose Experiment Canister |