Peggy Whitson: the USA Astronaut with the Most Flight Hours
Apr 24, 2017
Ingenium – Canada's Museums of Science and Technology
NASA Astronaut Peggy Whitson has broken the record for cumulative time spent in space by a United States astronaut at 534 days, 2 hours, 49 minutes, and counting. When she returns to Earth in September 2017, she will have spent 650 days in space.
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