| Acronym | Meaning |
 | OC | Orbital Check |
| PF | Power Factor |
| MEIU | Main Engine Interface Unit |
| CSE | Communications Systems Engineer |
| MPAD | Mission Planning And Analysis Division (JSC) |
| TBA | To Be Announced |
| MSS | Maintenance Status System |
| RAM | Research And Applications Module |
| NPDS | Nuclear Particle Detection Subsystem |
| SPE | Solid Polymer Electrolysis |
Browse by Letter:
