First 'alien Earth' to be found in 2013: scientists

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Press Trust of India New York
Last Updated : Jan 20 2013 | 6:57 AM IST

Astronomers may have found a number of exoplanets over the last few years that share one or two key traits with our planet - such as size or inferred surface temperature

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First Published: Dec 31 2012 | 3:45 PM IST

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