| Acronym | Meaning |
| SSRT | Single Stage Rocket Technology |
| ALDP | Advanced Launch Development Program |
| RCS | Reaction Control System / Revision Control System |
| DLR | Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt |
| LM | Lunar Module |
| MODE | Middeck Zero-Gravity Dynamics Experiment |
| OTHB | Over The Horizon Backscatter |
| SDIO | Strategic Defense Initiative Organization |
| EUMETSAT | European Meterological Satellite Organisation |
| SOFI | Spray-on Foam Insulation |