At the Gagarin Cosmonaut Training Center in Star City Russia pose for pictures following a conference.

At the Gagarin Cosmonaut Training Center in Star City, Russia, the Expedition 53-54 prime and backup crewmembers pose for pictures following a news conference Sept. 1. From left to right are the prime crewmembers, Joe Acaba of NASA, Alexander Misurkin of Roscosmos and Mark Vande Hei of NASA, and the backup crewmembers, Shannon Walker of NASA, Anton Shkaplerov of Roscosmos and Scott Tingle of NASA. Acaba, Misurkin and Vande Hei will launch Sept. 13 on the Soyuz MS-06 spacecraft from the Baikonur Cosmodrome in Kazakhstan on a five and a half month mission aboard the International Space Station. Credit: NASA/Elizabeth Weissinger