Molecule Commonly Found on Earth Discovered on a Distant Exoplanet WASP-33b

On Earth, the molecule hydroxyl (HO) is abundant, but astronomers are yet to establish its abundance on other planets. Astronomers have definitively observed it in the atmosphere of an ultra-hot Jupiter, WASP-33b, for the first time.

WASP-33b

"Every new exoplanet atmospheric species discovered advances our knowledge of exoplanets and the techniques needed to research their atmospheres, bringing us closer to our target."

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