| First name and last name | Sergey Teteryatnikov |
| Date of birth | 19.12.1988 |
| Nationality | Russia |
| Space Agency | Russian Federal Space Agency (ROSCOSMOS) (RFSA) |
| Status | Active |
| Type of astronaut | Government agency |
Additional information Sergey Teteryatnikov
Sergey Teteryatnikov graduated from the Naval Academy, St. Petersburg, Russia, in 2011 as an engineer specializing in ship power plant operations. Before his selection as a test cosmonaut, Teteryatnikov served in various naval engineering roles, including undersea vessels and specialized engine room operations. He was selected for the Gagarin Research and Test Cosmonaut Training Center Cosmonaut Corps in 2021 and has served as a test cosmonaut since 2023.
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