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Georgy Dobrovolsky Ukrainian pilot and astronaut (born 1928)

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Georgy Dobrovolsky
Soviet cosmonaut (1928–1971)
Georgy Timofeyevich Dobrovolsky was a Soviet cosmonaut who commanded the three-man crew of the Soyuz 11 spacecraft. They became the world's first space station crew aboard Salyut 1, but died of asphyxiation because of an accidentally opened valve. They were the first and only…Source: Wikipedia (CC BY-SA)