Submitted by marketrent t3_zxbl6v in space
carpiediem t1_j24t3gc wrote
Reply to comment by 1wiseguy in Earth was brought to life by ancient water-rich asteroids from the outer Solar System by marketrent
I don't think anyone is suggesting bringing it from Earth. You're right that comets would be tricky, but we can manage a lot when given a millennium or two.
[deleted] t1_j253ltk wrote
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