NASA's Second Year-Long Mars Simulation Mission Ends Today
The agency will livestream the event starting at 3PM Eastern time.
The second set of volunteers for the Crew Health and Performance Exploration Analog (CHAPEA) mission is exiting NASA's mock Mars habitat after 378 days. NASA will stream the event live on YouTube and on its social media accounts, starting today at 3PM Eastern time. Ross Elder, Matthew Montgomery, Ellen Ellis and James Spicer entered the habitat on October 19, 2025, as part of the CHAPEA mission 2 crew.
They lived inside a 3D-printed 1,700-square-foot facility on NASA Johnson grounds in Houston, Texas for over a year, conducting Mars mission operations right here on Earth. They did simulated spacewalks, performed habitat maintenance and grew plants. The crew even has to go through an airlock to leave the habitat. In addition to the isolation, the participants were subjected to other stressors future spacefarers to Mars and the moon would face, like...
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