Finding Another Earth: How Will Scientists Confirm It Exists? - Space.com
URL: http://www.space.com/19208-alien-earth-size-planet-challenge.html
Submitted: Fri Jan 11 2013
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CT: UFOSeek News 2013: Finding Another Earth: How Will Scientists Confirm It Exists? - Space.com
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LONG BEACH, Calif. — The announcement this week that astronomers have found a potential alien world that could be the most Earth-like exoplanet yet is raising a big question: How will scientists confirm the existence of a true alien Earth? While NASA ...