About
Vitaly Ivanovich Sevastyanov was a Soviet cosmonaut and engineer who made significant contributions to the Soviet space program. He flew on two Soyuz missions, Soyuz 9 and Soyuz 18, spending considerable time in space. Sevastyanov's work helped to advance the understanding of human adaptation to spaceflight. After his career as a cosmonaut, he became involved in politics and engineering.
Career Timeline
Soyuz 9 Mission
Flew on the Soyuz 9 mission, setting an endurance record in space.
Soyuz 18 Mission
Participated in the Soyuz 18 mission, further contributing to space research.
Political Activism
Became involved in Russian politics after his cosmonaut career.
Death at 74
Vitaly Sevastyanov passed away at the age of 74.
Remembered Cosmonaut
Sevastyanov is remembered for his contributions to the Soviet space program.
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Last updated: February 24, 2026