NASA astronaut Michael Lopez-Alegria holds the new U.S. record for time spent spacewalking -- 61 hours, 22 minutes -- following his completion of a third extra-vehicular activity (EVA) in nine days. His spacewalking partner, NASA's Sunita Williams, gained the all-time women's record on the 6-hour, 40-minute EVA Feb. 8. She has now spent 29 hours, 17 minutes outside in four EVAs, all of them since she arrived at the International Space Station on the space shuttle Discovery in ...


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