| Acronym | Meaning |
| GCOS | General Computer Operational System |
| PPR | Payload Preparation Room |
| IPS | Instrument Pointing System (Subsystem) |
| P&R | Performance And Resources |
| ALAE | Atmospheric Lyman Alpha Experiment |
| SSCA | Surface Sampler Control Assembly |
| MTO | Maximum Time Out |
| MVF | Manned Vertical Flight |
| SLCL | ShoP/Lab Configuration Layout |
| VIDD | Vertical Interval Data Detector |