Hottest of 'ultra-hot' planets is so hot its air contains vaporised metal

The temperature on Kelt-9b is 4,000C and its atmosphere contains iron and titanium vapours, say astronomersNew observations of the hottest known planet have revealed temperatures similar to those typically seen at the surface of a star, as well as an atmosphere of vaporised iron and titanium.The findings add to the diverse and, in some cases, extreme conditions seen on planets far beyond our own solar system.Continue reading...

Source: Guardian Unlimited Science - August 16, 2018 Category: Science Authors: Hannah Devlin Science correspondent Tags: Science Space Astronomy Source Type: news