Could Life Exist on Newfound Alien Planet?

In a paper to be published in Astronomy & Astrophysics, researchers identified five possible planets around the star Tau Ceti. One of these alien worlds is within the star's habitable zone. Study co-author Steven Vogt discusses whether life could exist on the planet.

Source: http://www.npr.org/2012/12/21/167798228/could-life-exist-on-newfound-alien-planet?ft=1&f=1007

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