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Monday, November 23, 2009 |
Photo: Earth "Twin" Might Circle Star Next DoorCentauri system, the closest star system to Earth, in an artist's rendition. A new computer simulation suggests that astronomers could detect a rocky world about the size of Earth orbiting Alpha Centauri B within the next five years. Image courtesy Mark Fisher
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ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
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