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Scientists: Earth-like planet could be just 13 light-years away
Scientists at the Harvard-Smithsonian Center for Astrophysics in Cambridge, Mass., said Wednesday morning that an "Earth-like" planet -- that is, a small rocky planet warm enough to have liquid water on its surface and potentially capable of hosting life -- could be as close as 13 light-years away.
By Eryn Brown, Los Angeles Times
February 6, 2013