| Acronym | Meaning |
| CCVA | Chamber Coolant Valve Actuator |
| IPACS | Integrated Power And Attitude Control System |
| MHZ | Megahertz (Megacycles Per Second) |
| MSG | Mechanical Subsystem Group |
| FSRR | Flight System Readiness Review |
| DEL | Deorbit |
| LL | Launch And Landing |
| ERO | Engineering Release Operations |
| EL | Elevate |
| MPS | Megabits Per Second |