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'Star Comb' Joins Quest for Earthlike Planets


March 6, 2012

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If there is life on other planets, a laser frequency comb developed at the National Institute of Standards and Technology (NIST) may help find it. Such a comb-a tool for precisely measuring frequencies, or colors, of light-has for the first time been used to calibrate measurements of starlight from stars other than the Sun. The good results suggest combs will eventually fulfill their potential to boost the search for Earth-like planets to a new level.Full Story

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National Institute of Standards and Technology

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