A City on Mars
#55 overall · 1 person · 1 thread
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> we could already viably have multiple parallel civilizations scattered throughout the solar system This is nonsense. A trip to Mars would take a minimum of 6 months and could only be resupplied every 2 years. Mars has a tiny amount of water, virtually no atmosphere, and receives 700x more radiation than Earth. Mars colonists would be forced to spend virtually all their time underground working …