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German astronaut "takes a spin" in a rotating chair at the Cosmonaut Hotel crew quarters in Baikonur, Kazakhstan

(May 29, 2018) At the Cosmonaut Hotel crew quarters in Baikonur, Kazakhstan, Expedition 56 prime crewmember Alexander Gerst (b 1976), a German astronaut of the European Space Agency, "takes a spin" in a rotating chair to test his vestibular system as part of prelaunch activities. Gerst, astronaut and physician Serena Auñón-Chancellor (b 1976) of NASA, and cosmonaut Sergey Prokopyev (b 1975) of Roscosmos launched June 6, 2018, from the Baikonur Cosmodrome in Kazakhstan on a Soyuz MS-09 spacecraft for a 6-month mission on the International Space Station. (Photo credit: NASA/Victor Zelentsov. Source: NASA/Johnson Space Center [Houston]. NASA ID: jsc2018e050828. Public domain.)