Hayley Arceneaux

Hayley Arceneaux is an American physician assistant and commercial astronaut who joined SpaceXs Inspiration4 mission in 2021 She became the first person in space with a prosthetic leg and the youngest American to orbit Earth A cancer survivor Arceneaux works at St Jude Childrens Research Hospital and was inspired by her own treatment there She also climbed Mount Rainier as part of her spaceflight training