| Acronym | Meaning |
| CNES | Centre National D'Etude Spatiales |
| MNRAS | Monthly Notices Of The Royal Astronomical Society |
| HRSI | High-temperature Reusable Surface Insulation |
| CSTC | Consolidated Satellite Test Center |
| SAR | Search And Rescue / Synthetic Aperture Radar |
| PSF | Point Spread Function |
| OTV | Orbital Transfer Vehicle |
| NPOE | NPO Energiya |
| PVO | Pioneer Venus Orbiter / Protivo-Vosdushniya Oborona |
| EOSP | Earth Observing Scanning Polarimeter |