Four Astronauts Spent 3 Days in Space. Hereβs What It Did to Their Bodies and Minds. NYT: Science By: Kenneth Chang 12 June 2024 at 10:29 An extensive examination of medical data gathered from the private Inspiration4 mission in 2021 revealed temporary cognitive declines and genetic changes in the crew. Β© SpaceXJared Isaacman, left, and Hayley Arceneaux, two of the four Inspiration4 crew members, during the mission in 2021.