An extensive examination of medical data gathered from the private Inspiration4 mission in 2021 revealed temporary cognitive declines and genetic changes in the crew. An extensive examination of medical data gathered from the private Inspiration4 mission in 2021 revealed temporary cognitive declines and genetic changes in the crew. Space and Astronomy, Medicine and Health, Private Spaceflight, Research, Arceneaux, Hayley, Isaacman, Jared (1983- ), Proctor, Sian, Sembroski, Christopher (1979- ), Nature (Journal) NYT > Science