Gieorgi Grechko
Georgy Mikhaylovich Grechko (Russian: Георгий Михайлович Гречко; born May 25, 1931 in Leningrad) is a retired Soviet cosmonaut who flew on several space flights among which Soyuz 17, Soyuz 26, and Soyuz T-14. Grechko graduated from the Leningrad Institute of Mechanics with a doctorate in mathematics. He went on to work at Sergei Korolev\'s design bureau and from there was selected for cosmonaut training for the Soviet moon programme. When that program was cancelled, he went on to work on the Salyut space stations. Grechko, along with Alexey Leonov, Vitaly Sevastyanov and Rusty Schweickart established the Association of Space Explorers in 1984. Membership is open to all people who have flown in outer space.
Spaceflights
No. Mission Position Time Duration
1 Soyuz 17 Flight Engineer 10.01.1975 - 09.02.1975 29d 13h 19m
2 Soyuz 26 / Soyuz 27 Flight Engineer 10.12.1977 - 16.03.1978 96d 10h 00m
3 Soyuz T-14 / Soyuz T-13 Flight Engineer 17.09.1985 - 26.09.1985 8d 21h 13m
Total 134d 20h 32m