Christina Hammock Koch ( KUUK; née Hammock; born January 29, 1979) is an American engineer and NASA astronaut. On her long-term mission to the International Space Station in 2019–2020, she conducted the first all‑female spacewalks and set the record for the longest single spaceflight by a woman. On the Artemis II mission in April 2026, which set...
Born
January 29, 1979
Age
47
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