| Acronym | Meaning |
| PHMC | Probe Heater Motor Controller |
| LC | Left Center |
| ATCS | Active Thermal Control System |
| SR | Sunrise |
| BRS | Bottom Right Side |
| SWT | Sextant |
| RSS | Reactants Supply System |
| ARTS | Automated Resource Tracking System - ARTEMIS |
| ECCB | Engineering Change Control Board |
| MIOS | Multi-IMU Operation System |