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Star Measurements Hint at Many More Abodes for Life

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Science  23 Sep 2011:
Vol. 333, Issue 6050, pp. 1688
DOI: 10.1126/science.333.6050.1688

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Reexamining a group of stars observed by NASA's Kepler spacecraft, astronomers say they have identified a trove of candidate planets that are both Earth-sized and potentially habitable. Scientists on the Kepler team had mistakenly pegged the candidates at about twice Earth's diameter and much too hot for life, the astronomers report in a paper posted 12 September on the arXiv preprint server.

  • * Ron Cowen is a writer in Silver Spring, Maryland.

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