| Acronym | Meaning |
 | PCGG | PCG Glovebox |
| AAS | American Astronautical Society |
| SMEX | Small EXplorers |
| HRSI | High-temperature Reusable Surface Insulation |
| RGB | Red Giant Branch |
| AFWTR | USAF's WTR |
| RFI | Radio Frequency Interference |
| MPESS | Multiple Purpose Experiment Support Structure |
| STSDAS | Space Telescope Science Data Analysis System |
| CFRP | Carbon Fibre Reinforced Plastic |
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