News of the WeekPlanetary Science

Missing Noble Gases Hint How Titan Got Its Dense Atmosphere

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Science  28 Jan 2005:
Vol. 307, Issue 5709, pp. 496
DOI: 10.1126/science.307.5709.496b

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The Huygens probe's atmospheric analyzer never did detect the noble gases argon, krypton, or xenon, which cosmochemists expected to find lingering from the formative days of Saturn's lone big moon.