Astronauts
Sergey Prokopyev
Sergei Valeriyevich Prokopyev, born 19 February 1975 is a Russian cosmonaut. He is the commander of Soyuz MS-09, and flight engineer of Expedition 56/57 to the International space station.
| Organization | Russian Federal Space Agency (ROSCOSMOS) |
|---|---|
| Nationality | |
| Status | Active |
| Flights | 2 |
| Time in space | 567 d 15 h 11 min |
| Date |
Provenance
| Source | Launch Library 2 — Active astronauts |
|---|---|
| Feed | ll2/astronauts |
| Provider data as of | not stated |
| First observed here | 18 Oct 2026, 16:22 EDT |
| Last observed here | 18 Oct 2026, 16:22 EDT |
| In latest snapshot | Yes |
| Record identifier | 91047ae9-785c-5aae-a9ec-126d83e291ff |
Local observation history
What this site observed; not complete provider history.
- — Added