Sergei Mikayev

Sergei Mikayev
Сергей Микаев
Mikayev in 2024
Born	Sergei Nikolayevich Mikayev (1986-08-15) 15 August 1986 (age 39) Irkutsk, Russian SFSR, Soviet Union
Status	Active
Alma mater	Krasnodar Higher Military Aviation School of Pilots
Space career
Roscosmos cosmonaut
Current occupation	Test cosmonaut
Previous occupation	Military pilot
Rank	Major, Russian Air Force
Time in space	50 days, 3 hours, 51 minutes (currently in space)
Selection	17th Cosmonaut Group (2018)
Missions	Soyuz MS-28 (Expedition 73/74)
Mission insignia

Sergei Nikolayevich Mikayev (Russian: Сергей Николаевич Мика́ев; born 15 August 1986) is a Russian cosmonaut affiliated with Roscosmos. He was selected as a reserve crew member for the Soyuz MS-27 mission to the International Space Station (ISS), which launched in April 2025.

Career

Mikayev was selected as a cosmonaut candidate by Roscosmos and trained at the Yuri Gagarin Cosmonaut Training Center in Star City, Russia. In 2025, he was assigned to the reserve crew for Soyuz MS-27 as a backup flight engineer, supporting the primary crew of Sergey Ryzhikov, Alexey Zubritsky, and Jonny Kim.^[1] This mission, set to launch from the Baikonur Cosmodrome in Kazakhstan in April 2025, aims to facilitate long-term operations aboard the ISS. His role ensures readiness to step in if a primary crew member is unable to fly.^[2]

Expedition 73/74

Mikayev conducted his first spaceflight and first ISS expedition aboard Soyuz MS-28.^[3] The mission launched on 27 November 2025 from Baikonur, Site 31/6. He will continue into Expedition 73/74 and return to Earth by summer of 2026.^[4]

References

1. Abbey A. Donaldson (27 March 2024). "NASA Astronaut Don Pettit to Conduct Science During Fourth Mission". NASA. Retrieved 29 March 2025.
2. "Official Website of Roscosmos". Roscosmos. Retrieved 29 March 2025.
3. "Soyuz MS-28 - NASA". Retrieved 2025-12-08.
4. "NASA Sets Coverage for Crew Launch to Join Station Expedition". NASA.

External links

• Roscosmos Official Website