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A Second Earth in Our Solar System
io9.com — It could be that there are objects of Earth-mass in the Oort cloud (a band of debris surrounding our planetary system) but they would be frozen at these distances. They would look like a frozen Earth. So all we need to do is haul one of those babies into our orbit, defrost it, and start populating. Earth 2, here I come!
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all diggers (1935)
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