| Acronym | Meaning |
| JCP | Joint Power Conditions |
| PDRM | Payload Deployment And Retrieval Mechanism |
| PBIM | Programmable Buffer Interface Module |
| PCM | Power Control Mission |
| PIDS | Portable Image Display System |
| G-V | Gravity-Velocity |
| O/B | Operational Base |
| DME | Distance Measur Ng EquiPment |
| RCC | Reusable Carbon-Carbon |
| PCTO | Payload Cost Tradeoff Optimization |