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Thursday, October 28, 2010

Photo: To Find New Planets, Look for the Lithium?


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A disk of planet-forming material swirls around a young star in an artist's conception.

Sunlike stars known to have planets have relatively little lithium on their surfaces, according to a November 2009 study that could offer a new tool in the hunt for planets beyond our solar system.

Picture courtesy ESO/L. Calcada