Last updated on April 23, 2014 at 21:24 EDT
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May 31, 2011
Astronaut L. Blaine Hammond, STS-64 pilot, gets microgravity exercise on the rowing machine. This area of the space shuttle Discovery's middeck was also used for the treadmill exercising device. Blaine and five other NASA astronauts spent almost 11 days in Earth orbit in support of the mission.