U.S. Astronaut Sets Record for Longest Spaceflight By a Woman

A U.S. astronaut set a record Saturday for the longest single spaceflight by a woman, breaking the old mark of 288 days with about two months left in her mission.

NASA astronaut Christina Hammock Koch.

Photographer: Sergei  Ilnitsky/AFP via Getty Images

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(AP) -- A U.S. astronaut set a record Saturday for the longest single spaceflight by a woman, breaking the old mark of 288 days with about two months left in her mission.

Christina Koch, a 40-year-old electrical engineer from Livingston, Montana, arrived at the International Space Station on March 14. She broke the record set by former space station commander Peggy Whitson in 2016-2017.