Extreme winds rule exoplanet's weather

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Global Temperature Map for Exoplanet HD189733b - Scientists used data from the Spitzer Space Telescope to map temperatures on this hot Jupiter orbiting 60 light years away from Earth. UA scientists calculated supersonic wind speeds for this exoplanet ...
Global Temperature Map for Exoplanet HD189733b - Scientists used data from the Spitzer Space Telescope to map temperatures on this 'hot Jupiter' orbiting 60 light years away from Earth. UA scientists calculated supersonic wind speeds for this exoplanet. Image credit: NASA/JPL-Caltech/H. Knutson, Harvard-Smithsonian CfA

Supersonic winds more than six times faster than those on Jupiter are blasting through the atmosphere of a Jupiter-sized planet 60 light years away, say scientists who've analyzed results from NASA's Spitzer Space Telescope.


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