It was "installation day" on the International Space Station. The Atlantis and Expedition 13 crews worked on attaching the P3/P4 truss during the first of three scheduled spacewalks by STS-115 shuttle crew members on Sept. 12, 2006.
It was “installation day” on the International Space Station. The Atlantis and Expedition 13 crews worked on attaching the P3/P4 truss during the first of three scheduled spacewalks by STS-115 shuttle crew members on Sept. 12, 2006. Mission specialist, Astronaut Joseph R. Tanner, pictured as he translated along the station hardware, later was joined by mission specialist Heidemarie M. Stefanyshyn-Piper.Image credit: NASA