Expedition 40 Preflight

Expedition 40 Soyuz Commander Maxim Suraev of the Russian Federal Space Agency, Roscosmos, bottom, Flight Engineer Reid Wiseman of NASA, center, and Flight Engineer Alexander Gerst of the European Space Agency, ESA, top, wave farewell prior to boarding the Soyuz TMA-13M rocket for launch, Wednesday, May 28, 2014 at the Baikonur Cosmodrome in Kazakhstan. Suraev, Gerst, and Wiseman will spend the next six months aboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)