| Acronym | Meaning |
| STC | Stennis Test Center |
| SPH | Smoothed-Particle Hydrodynamics |
| LEO | Low Earth Orbit |
| NASA | National Aeronautics And Space Administration |
| SWAS | Submillimeter Wave Astronomy Satellite |
| MLI | Multi-Layer Insulation |
| BFCS | Backup Flight Control System |
| LANL | Los Alamos National Laboratory |
| MSFC | Marshall Space Flight Center |
| DSCS | Defense Satellite Communications System |