Sergey Volkov Quotes
The Space Shuttle was a great machine. Without it, we would not have been able to build the International Space Station because the parts and modules were delivered by Shuttle crews.
Citations
Volkov, Sergey. "Expedition 45 Preflight Interview: Sergey Volkov." National Aeronautics and Space Administration, 2015.
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Televised speech following the loss of the space shuttle Challenger.
Sergey Aleksandrovich Volkov is a retired Russian cosmonaut and engineer. He was a member of three missions to the International Space Station, spending more than a year in total in space. During his missions he did four spacewalks lasting more than 23 hours in total. Volkov retired from the Cosmonaut group in February 2017.