At nearly two years, what astronaut holds the record for most cumulative time spent in space?
Answer Peggy Whitson
The ISS became Peggy Whitson's second home. In 2017, she broke the record for most cumulative days in space. How long, exactly? 665 days over two long tours on the ISS and three long flights. Wowsa.
Last updated 5 years ago · 4.1K views · SOURCE
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