| Acronym | Meaning |
 | PFL | Primary Freon Loop |
| FSL | Flight Systems Laboratory |
| MPS | Material Processing Specification |
| MIR | Malfunction Investigation Report |
| TDRS | Tracking And Data Relay Satellite |
| PRM | Posigrade Rocket Motor |
| SSP | Small Sortie Payload |
| DM | Docking Mechanism |
| P&FS | Particles And Fields Subsatellite |
| HT | Height |
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