Astronomers spot a planet so hostile they had a hard time believing it

WASP-18b

When news of a newly-studied exoplanet with an atmosphere begins to make headlines it's typically because the far-off world is potentially Earth-like, teasing the possibility of extraterrestrial life or even a potential future home for mankind. WASP-18b is not one of those kinds of exoplanets. In fact, it's so incredibly hostile to what we know about life that researchers had a difficult time explaining its existence at all.

WASP-18b is an absolutely huge planet, with a mass on the order of 10 times that of Jupiter, and it's also incredibly hot. The planet orbits its star at a very short distance, which isn't entirely uncommon for exoplanets, but what makes the alien world so strange is that it has a thick atmosphere that left scientists scratching their heads.

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Astronomers spot a planet so hostile they had a hard time believing it originally appeared on BGR.com on Thu, 30 Nov 2017 at 11:07:27 EDT. Please see our terms for use of feeds.

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