S131-E-009524 (13 April 2010) --- NASA astronauts James P. Dutton Jr., STS-131 pilot; Tracy Caldwell Dyson (left), Expedition 23 flight engineer; and Dorothy Metcalf-Lindenburger, STS-131 mission specialist, take a brief moment to pose for a photo in the Quest airlock of the International Space Station while space shuttle Discovery remains docked with the station. Astronauts Rick Mastracchio and Clayton Anderson (out of frame) had just completed the mission’s third and final spacewalk.
Date April 13, 2010