The Earth's cosmic neighborhood got a bit more crowded as NASA announced that its Spitzer Space Telescope has confirmed the presence of the closest rocky planet to the Solar System. Orbiting a visible main-sequence star 21 light years away in the constellation of Cassiopeia, HD 219134b is larger than Earth and is uninhabitable.
.. Continue Reading Spitzer Space Telescope confirms nearest rocky planetSection: Space
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from Gizmag Emerging Technology Magazine http://ift.tt/1JBtQTn
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