The infant moon may have had a thick metal atmosphere, where supersonic winds raised waves in its magma ocean. (sciencenews.org)
Culled from infrared spectrographic data captured by NASA's Spitzer Space Telescope, the weather map shows that the atmosphere of HD 189733b is riven with supersonic winds and has highs of around 1,700 degrees Fahrenheit. (discovermagazine.com)
The map's creators say that the surprising discrepancy provides strong evidence of supersonic winds that blast heat around the planet. (discovermagazine.com)