| Acronym | Meaning |
| ERBE | Earth Radiation Budget Experiment |
| HTVL | Horizontal Takeoff Vertical Landing |
| HMC | Halley Multicolor Camera |
| HSP | High Speed Photometer |
| MACRO | Monopoles |
| PDS | Planetary Data System |
| FPD | Flight Projects Directorate |
| AIAA | American Institute Of Aeronautics And Astronautics |
| IRAS | InfraRed Astronomical Satellite |
| IMU | Inertial Measurement Unit |