NASA / SCIENCE PHOTO LIBRARY NASA / SCIENCE PHOTO LIBRARY
S115-E-05689 (12 Sept. Although no astronauts are visible in this picture, action was brisk outside the space shuttle/space station tandem when this digital still image was recorded on Sept. Astronauts Joseph R. Tanner and Heidemarie M. Stefanyshyn-Piper participated in the first of three scheduled STS-115 extravehicular activity (EVA) sessions as the Atlantis astronauts and the Expedition 13 crew members join efforts this week to resume construction of the International Space Station.
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