Progress MS-31
Progress MS-31 docked to the Poisk module | |
| Names | Progress 92 ISS 92P |
|---|---|
| Mission type | ISS resupply |
| Operator | Roscosmos |
| COSPAR ID | 2025-146A |
| SATCAT no. | 64751 |
| Mission duration | 255 days, 19 hours and 37 minutes (in progress) |
| Spacecraft properties | |
| Spacecraft | Progress MS-31 No. 461 |
| Spacecraft type | Progress MS |
| Manufacturer | Energia |
| Launch mass | 7,280 kg (16,050 lb) |
| Start of mission | |
| Launch date | 3 July 2025, 19:32:40 UTC (4 July 2025, 00:32:40 AQTT) |
| Rocket | Soyuz-2.1a |
| Launch site | Baikonur, Site 31/6 |
| Contractor | RKTs Progress |
| End of mission | |
| Disposal | Deorbited (planned) |
| Decay date | 16 March 2026 (planned) |
| Orbital parameters | |
| Reference system | Geocentric orbit |
| Regime | Low Earth orbit |
| Inclination | 51.65° |
| Docking with ISS | |
| Docking port | Poisk zenith |
| Docking date | 5 July 2025, 21:25 UTC |
| Undocking date | 16 March 2026, 13:24 UTC |
| Time docked | 253 days, 15 hours and 59 minutes |
| Cargo | |
| Mass | 2,625 kg (5,787 lb) |
| Pressurised | 1,205 kg (2,657 lb) |
| Fuel | 950 kg (2,090 lb) |
| Gaseous | 50 kg (110 lb) |
| Water | 420 kg (930 lb) |
Progress MS-31 (Russian: Прогресс МC-31), Russian production No. 461, identified by NASA as Progress 92, is a Progress cargo spacecraft launched by Roscosmos to resupply the International Space Station (ISS). It is the 184th flight of a Progress spacecraft.