Expedition 44 backup crew members Timothy Kopra of NASA, left; Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos), center; and Timothy Peake of the European Space Agency (ESA), right, pose for a photo as the Soyuz TMA-17M spacecraft is rolled to the launch pad by train on Monday, July 20, 2015 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for July 23 and will carry Expedition 44 Soyuz Commander Oleg Kononenko of the Russian Federal Space Agency (Roscosmos), Flight Engineer Kjell Lindgren of NASA, and Flight Engineer Kimiya Yui of the Japan Aerospace Exploration Agency (JAXA) into orbit to begin their five month mission on the International Space Station.