jsc2018e043417

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 56 prime crew members Alexander Gerst of the European Space Agency (left) and Serena Aunon-Chancellor of NASA (right) review procedures in a Russian segment mockup May 10 as part of their final flight qualification exams. Gerst, Aunon-Chancellor and Sergey Prokopyev of Roscosmos will launch June 6 from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-09 spacecraft for a six-month mission on the International Space Station. NASA/Elizabeth Weissinger

jsc2018e043417 (May 10, 2018) --- At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 56 prime crew members Alexander Gerst of the European Space Agency (left) and Serena Aunon-Chancellor of NASA (right) review procedures in a Russian segment mockup May 10 as part of their final flight qualification exams. Gerst, Aunon-Chancellor and Sergey Prokopyev of Roscosmos will launch June 6 from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-09 spacecraft for a six-month mission on the International Space Station...NASA/Elizabeth Weissinger.