Mike Fincke, a 30-year astronaut with experience across four spacecraft, retires from NASA
Mike Fincke trained on the Boeing CST-100 Starliner side of the Commercial Crew Program from January 2019 until his reassignment to the SpaceX Crew-11 mission. His fourth and final mission to the International Space Station launched on Aug. 1, 2025.
https://spaceflightnow.com/2026/08/12/mike-fincke-a-30-year-astronaut-with-experience-across-four-human-rated-spacecraft-retires-from-nasa/