| Acronym | Meaning |
| NPO-PM | NPO Prikladnoi Mekhaniki |
| JERS | Japanese Earth Resources Satellite |
| NSA | National Security Agency |
| GPPF | Gravitational Plant Physiology Facility |
| CIT | Circumstellar Imaging Telescope |
| PV | Photovoltaic |
| FPD | Flight Projects Directorate |
| DOMSAT | Domestic Satellite |
| NBS | National Bureau Of Standards |
| ESRIN | European Space Research Institute |