It’s kind of a big deal. Here’s why.
1. Astronomers have discovered the first Earth-sized planet in the “habitable zone,” or the distance from a star that a water can pool on the planet’s surface.
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Nasa Nasa / Reuters / Reuters
While other Earth-like planets have been found, the… http://goo.gl/pWtHa6 #Kepler, #Planet, #Planets, #Space