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panader0

(25,816 posts)
13. I just read that there are 100 billion earth type planets just in our
Wed May 24, 2017, 02:05 PM
May 2017

Milky Way galaxy. 50 sextillion such planets in the universe (give or take
a few). It would be highly presumptuous for humans to believe that there
is no other intelligent life in the universe, or, given the astronomical number
of such planets, that there are not some that are much more evolved that
we earthlings.

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