National Aeronautics and Space Administration · United States of America
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2
Spacewalks
6
Time in Space
178d 9h 33m
Douglas Harry "Wheels" Wheelock is an American engineer and astronaut. He has flown in space twice, logging 178 days on the Space Shuttle, International Space Station, and Russian Soyuz. On July 12, 2011, Wheelock announced that he would be returning to active duty with the United States Army in support of Operation Enduring Freedom.