August 1, 2011
Astronauts David A. Wolf (left) and Piers J. Sellers, both STS-112 mission specialists, participate in the missions second session of extravehicular activity (EVA). Wolf is anchored to a foot restraint on the International Space Stations (ISS) Canadarm2 while Sellers traverses along the airlock spur, a route used by spacewalkers to get from the Quest airlock on the station to the outpost's truss.
Topics: Canadian space program, Human spaceflight, Spaceflight, STS-112 Mission, STS-112, External Stowage Platform, Quest Joint Airlock, Canadarm2, STS-116, Canadarm, Extra-vehicular activity, International Space Station