AirshowAt the Cosmonaut Hotel crew quarters in Baikonur, Kazakhstan, Expedition 56 crewmembers Serena Aunon-Chancellor of NASA (left), Sergey Prokopyev of Roscosmos (center) and Alexander Gerst of the European Space Agency (right) conduct rendezvous and docking procedures on a laptop training simulator May 29 as part of their pre-launch preparations. Aunon-Chancellor, Prokopyev and Gerst 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/Victor Zelentsov.