JSC2008-E-032795 (8 April 2008) --- At the Baikonur Cosmodrome in Kazakhstan, Expedition 17 Commander Sergei Volkov (center), Flight Engineer Oleg Kononenko (right) and South Korean spaceflight participant So-yeon Yi bid farewell to well wishers April 8, 2008 prior to heading to the launch pad for their liftoff on the Soyuz TMA-12 spacecraft to the International Space Station. Volkov and Kononenko will spend six months on the station, while Yi will spend nine days on the complex under a commercial agreement between South Korea and the Russian Federal Space Agency. Photo Credit: NASA /Victor Zelentsov