# CHAPEA Mission 2 Crew Reflects After 378 Days on Simulated Mars

Source: [NASA](https://www.nasa.gov/centers-and-facilities/johnson/chapea-mission-2-crew-reflects-after-378-days-on-simulated-mars/) · 2026-11-09 · Space
Page: https://themorning.science/story/chapea-mission-2-crew-reflects-after-378-days-on-simulated-mars-9192c11ff85ac2de
Kind: research · Impact: low

## In brief

- The CHAPEA Mission 2 crew completed a 378-day stay in a simulated Mars habitat at NASA's Johnson Space Center in Houston.
- The crew egressed from the habitat on Oct. 31, 2026, ending the mission.
- NASA published crew reflections about the mission on 2026-11-09.

## Why it matters

The mission is a ground-based analog study of crew health and performance during long-duration confinement, relevant to planning future crewed Mars missions.

## Versions

- CHAPEA Mission 2

## Timeline

- 2026-10-31: CHAPEA Mission 2 crew egresses from the simulated Mars habitat, completing 378 days
- 2026-11-09: NASA publishes crew reflections on the mission

## Coverage

- [CHAPEA Mission 2 Crew Reflects After 378 Days on Simulated Mars](https://www.nasa.gov/centers-and-facilities/johnson/chapea-mission-2-crew-reflects-after-378-days-on-simulated-mars/) — NASA, 2026-11-09

Tags: mars analog, crew health, chapea, nasa, human spaceflight

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