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Being there

Kevin Zahnle ()
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Kevin Zahnle: NASA Ames Research Center

Nature, 2005, vol. 433, issue 7028, 814-815

Abstract: The protoplanets that collided to make the Earth may themselves have had atmospheres and oceans. Venus has vastly more argon and neon than Earth: fossil evidence, perhaps, of protoplanetary atmospheres?

Date: 2005
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DOI: 10.1038/433814b

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