| Acronym | Meaning |
| NSBF | National Scientific Balloon Facility |
| APET | Accident Progression Event Tree |
| VISTA | Visual Terrain Analyzer |
| NRL | Naval Research Laboratory |
| LBJSC | Lydon B Johnson Space Center |
| GWS | Gateway Service |
| NIRNS | National Institute For Research In Nuclear Science |
| RCPG | Research Coordination And Planning Group |
| CD-ROM | Compact Disk-read Only Memory |
| UHF | Ultra-high Frequency |