# Journey to Mars

Evaluate the engineering and human challenges of long-duration spaceflight to Mars — radiation exposure, muscle and bone loss, psychological isolation, communication delays — and assess the current state of the SETI programme: what methods are used, what has been detected so far, and what the Fermi Paradox is

Builds on: Space Exploration Milestones (hard, https://ai.page/c/space-exploration-milestones/en.md), Galaxies and the universe (soft, https://ai.page/c/galaxies-and-the-universe/en.md)

Concept id: journey-to-mars. Subject: science. Licence: CC BY-SA 4.0.

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