International Space Station Expedition 59 crew member Christina Koch rides the rotating chair testing his vestibular system at the Baikonur Cosmodrome March 7, 2019 in Baikonur, Kazakhstan. Expedition 59 crew: Christina Koch of NASA, Alexey Ovchinin of Roscosmos, and Nick Hague of NASA will launch March 14th onboard the Soyuz MS-12 spacecraft for a six-and-a-half month mission on the International Space Station.

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