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2022-03-08: Is the Proxima System Our Best Hope For Another Earth?
12:50
: ... not crazy, because
planetary formation
models indicate that there wouldn’t have been enough material so close ...
2018-11-21: 'Oumuamua Is Not Aliens
08:44
: And by that I mean the expected density of space rocks that are ejected during the
planetary formation
process.
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