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5 articles from Yahoo!

New Earth-sized planet ‘rescued’ from Kepler mission’s old data — and it may be habitable

An alien Earth that just might be habitable has been discovered in years-old records, thanks to sharp-eyed astronomers who gave the data a second look. The exoplanet, known as Kepler-1649c, is only 6% wider than Earth, and receives 75% as much starlight as Earth gets from our sun. It's so close to its parent star, a dim red dwarf 300 light-years from Earth, that its year lasts only 19.5 Earth...