Sergey Teteryatnikov

Sergey Aleksandrovich Teteryatnikov (Russian: Сергей Александрович Тетерятников; born 19 December 1988) is a Russian cosmonaut.

Early life and education Teteryatnikov graduated from the Naval Engineering Institute.

Career Prior to his selection as a cosmonaut candidate, Teteryatnikov worked on the operation of submarines.

Cosmonaut career In January 2021, Teteryatnikov was selected as one of four cosmonaut candidates by Roscosmos from an open recruitment process that began in 2019. The other selectees were Sergey Irtuganov, Alexander Kolyabin, and Harutyun Kiviryan.

He began general space training at the Yuri Gagarin Cosmonaut Training Center.

Teteryatnikov is scheduled to fly on SpaceX Crew-13 in September 2026 to become part of the ISS Expedition 75/76.