NASA has named veteran astronaut Mike Fincke as the crew member who suffered a medical event on the International Space Station (ISS), leading to the historic early return of the Crew-11 mission—the first medical evacuation from the ISS in 25 years.
On February 26, 2026, NASA disclosed that Mike Fincke, a member of the Crew-11 mission launched in August 2025, experienced a health issue aboard the ISS. Fincke reportedly came forward himself about the condition, which, though stable, necessitated his return to Earth along with crewmates Zena Cardman, Kimiya Yui, and Oleg Platonov aboard their SpaceX Crew Dragon Endeavour.
This revelation follows NASA's January 8 announcement of the unprecedented evacuation plans, prompted by the limitations of ISS medical facilities for full diagnostics. NASA Administrator Jared Isaacman noted the mission's objectives were nearly complete, allowing the early return without disrupting station operations.
The incident underscores ongoing challenges in long-duration spaceflight health management. Post-return, the ISS continued with remaining crew until Crew-12's arrival. Keywords: Mike Fincke, NASA astronaut, ISS medical evacuation, Crew-11 early return, space health issue.