Methane and carbon dioxide found in atmosphere of exoplanet in the ‘Goldilocks zone’. This is the first time carbon-based molecules have been discovered in the atmosphere of an exoplanet in the hab…::An international team of astronomers led by the University of Cambridge has used data from the NASA/ESA/CSA James Webb Space Telescope to discover methane and carbon dioxide in the atmosphere of K2-18 b, an exoplanet in the ‘Goldilocks zone’. This is the first time that carbon-based molecules have been discovered in the atmosphere of an exoplanet in the habitable zone.

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