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Thursday, October 28, 2010 |
Thursday, October 28, 2010 |
Photo: First Exoplanet With CO2 Heats Up Hunt for Other EarthsIn November 2008 astronomers announced the first sign of carbon dioxide in the planet's atmosphere, a molecule that is associated with life as we know it. But not all planetary scientists are embracing the idea that a carbon dioxide-rich atmosphere means habitability. Image courtesy Spitzer/ESA-C. Carreau
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ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
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