Peggy Annette Whitson (born February 9, 1960) is an American biochemistry researcher, retired NASA astronaut,[1] and former NASA Chief Astronaut.
Her first space mission was in 2002, with an extended stay aboard the International Space Station as a member of Expedition 5.[2][3]
Her fourth space flight started in May 2023. She is commander on the Ax-2 flight. That flight uses a SpaceX Dragon 2 spacecraft. It is contracted to Axiom Space (a company).
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