NASA’s Mock-Mars Crew Steps Out After 378 Days Inside
Four volunteers in NASA’s Crew Health and Performance Exploration Analog (CHAPEA) left their 3D-printed, 1,700-square-foot habitat at Johnson Space Center in Houston on Saturday after 378 days. Ross Elder, Ellen Ellis, Matthew Montgomery and James Spicer entered on Oct. 19, 2025, and lived under Mars-like stresses including communication delays, limited resources and isolation. They now begin two weeks of debriefs.
What’s confirmed
- Four volunteers in NASA’s Crew Health and Performance Exploration Analog (CHAPEA) left their 3D-printed, 1,700-square-foot habitat at Johnson Space Center in Houston on Saturday after 378 days.
- Ross Elder, Ellen Ellis, Matthew Montgomery and James Spicer entered on Oct. 19, 2025, and lived under Mars-like stresses including communication delays, limited resources and isolation.
- They now begin two weeks of debriefs.
Confirmed by 3 independent outlets: Engadget, Houston Chronicle and The Space Tap.
What would move the score
- Now: 92% with 3 independent confirmations plus the primary source.
- Up: more independent outlets or primary records confirming the core claim.
- Down: a counted source correcting or walking back its report, or new evidence that weakens the claim.
Any change is logged below with the time and the old and new score. Corrections policy
Confirmation record
Plus the primary source: NASA’s mission advisory.| ✓ | Engadget Counted https://www.engadget.com/2303277/nasa-second-year-long-mars-simulation-mission-ends-today/ |
| ✓ | Houston Chronicle Counted https://www.chron.com/news/article/nasa-s-378-day-mars-simulation-mission-ends-22504178.php |
| ✓ | The Space Tap Counted https://thespacetap.com/nasa-chapea-mission-2-crew-exit-mars-habitat/ |
| · | Primary source Plus the primary source: NASA’s mission advisory. https://www.nasa.gov/news-release/nasa-invites-media-to-crew-completion-of-yearlong-mars-simulation/ |
Updated / Corrected log
- Published at 92% with 3 independent confirmations.
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TruthRank card · narrated, captions availableAny correction is logged here with its time and the reason. See our corrections policy.
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