Valeri Polyakov

Valeri Polyakov
Валерий Поляков
Born
Valeri Ivanovich Korshunov

(1942-04-27)27 April 1942
Tula, Russian SFSR, Soviet Union
Died7 September 2022(2022-09-07) (aged 80)
Moscow, Russia
OccupationPhysician
AwardsSee below
Space career
Roscosmos cosmonaut
Time in space
679 days, 16 hours, 33 minutes, 18 seconds
SelectionMedical Group 3 (1972)
Missions
Mission insignia

Valeri Vladimirovich Polyakov (Russian: Валерий Владимирович Поляков, IPA: [vɐˈlʲerʲɪj vlɐˈdʲimʲɪrəvʲɪtɕ pəlʲɪˈkof]; born Valeri Ivanovich Korshunov [Валерий Иванович Коршунов]; 27 April 1942 – 7 September 2022) was a Soviet and Russian cosmonaut. He is the record holder for the longest single stay in space, staying aboard the Mir space station for more than 14 months (437 days, 18 hours) during one trip. His combined space experience was more than 22 months.

Selected as a cosmonaut in 1972, Polyakov made his first flight into space aboard Soyuz TM-6 in 1988. He returned to Earth 240 days later aboard TM-7. Polyakov completed his second flight into space in 1994–1995, spending 437 days in space between launching on Soyuz TM-18 and landing with TM-20, setting the record for the longest time continuously spent in space by an individual.