Is there a “habitable” world orbiting neighboring star Tau Ceti?

The planet of interest is estimated to be about 4.3 times more massive than Earth. If confirmed, the planet would be the smallest yet discovered in a star’s habitable zone, say scientists who will be publishing their research in an upcoming issue of Astronomy & Astrophysics.

Now THAT is pretty significant. Read more

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    our solar system is a freak!
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