| Acronym | Meaning |
 | NPOE | NPO Energiya |
| AOCS | Attitude And Orbit Control System |
| ATLAS | Atmospheric Laboratory For Applications And Science |
| IMO | International Meteor Organization |
| CMB | Cosmic Microwave Background |
| NASDA | NAtional Space Development Agency |
| IOTA | International Occultation Timing Association |
| VOIR | Venus Orbiting Imaging Radar |
| DESAT | Desaturation |
| PLB | Payload Bay |
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