Kathryn D. Sullivan
Dr. Kathryn D. Sullivan became the first American woman to walk in space when she performed an EVA during Space Shuttle Challenger mission STS-41-G on 1984 October 11. She flew on three space shuttle missions and logged 532 hours in space.Sullivan holds a Ph.D. in oceanography from Dalhousie University. In addition to a 13-year career with NASA, she served as an oceanography officer in the U.S. Naval Reserve and was chief scientist for the National Oceanic and Atmospheric Administration.
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