Milky Way Galaxy Hosts 10 Billion 'Habitable' Earth-Size Alien Planets

Video credits:NASA

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Comment by ɐuɐz ǝllǝıuɐp on November 6, 2013 at 7:26pm

Yes, you right, however this is based on the observations of Kepler of a specific area, and then estimated for the total of the galaxy, kind of reminds me of sampling, like I did in zoology/ecology fieldwork when I was at uni http://en.wikipedia.org/wiki/Sampling_%28statistics%29

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