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Q&A Colonizing a planet: how much food would we need to bring?

Assuming that the planet is 20 light years away (so back and forth trips would be impractical) we have no clue whether there is any edible life forms on the new planet hibernation (freezing/thaw...

5 answers  ·  posted 7y ago by arthurz12345‭  ·  last activity 7y ago by arthurz12345‭

Question space travel space-travel colonization space-colonization