The STS-135 crew of the space shuttle Atlantis takes questions about their historic mission in the Moving Beyond Earth gallery at the National Air and Space Museum in Washington, DC. Left to right, Rex Walheim (mission specialist), Sandy Magnus (mission specialist), Doug Hurley (pilot), and Chris Ferguson (mission commander).
Image Number: NASM2011-03232
Credit: Image by Mark Avino, National Air and Space Museum, Smithsonian Institution
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