Hayley Arceneaux
Hayley Arceneaux is a St. Jude Children's Research Hospital employee, bone cancer survivor and private astronaut who is now a physician assistant; she will join billionaire Jared Isaacman on SpaceX's first private spaceflight Inspiration4 slated to launch no earlier than September 15 2021. At age 29, Arceneaux could become the youngest American in space.