Article Images Logo unveiled for OasISS mission   ESA astronaut Frank De Winne will spend six months on the International Space Station between May and November 2009. His mission is named OasISS.   Expedition 20 crewmembers pose for a crew portrait. From the right (front row) are cosmonaut Gennady Padalka, Expedition 19/20 commander; and ESA astronaut Frank De Winne, Expedition 20 flight engineer and Expedition 21 commander. From the left (back row) are NASA astronaut Michael Barratt, Expedition 19/20 flight engineer; Canadian Space Agency astronaut Robert Thirsk, Expedition 20/21 flight engineer; Japan Aerospace Exploration Agency (JAXA) astronaut Koichi Wakata, 18/19/20 flight engineer; and cosmonaut Roman Romanenko, Expedition 20/21 flight engineer. Release date: 23 April 2009