domingo, 18 de julho de 2010

Nasa's Hubble Space Telescope discovers 'superheated planet with comet tail'

 An artist's impression of the gas giant planet, named HD 209458b. It is orbiting so close to its star that its heated atmosphere is escaping into space
Nasa's Hubble Space Telescope discovers 'superheated planet with comet tail'
A planet orbits so close to its sun that it surface evaporates, leaving it with a comet-like tail, scientists using Nasa’s Hubble Space Telescope have discovered 
By Andrew Hough, and Amanda Thomas
The planet, nicknamed Osiris, is 153 light-years from Earth and is only slightly smaller than Jupiter, our solar system’s biggest planet.
It was first detected in 1999 when scientists noticed a minute reduction in the brightness of its star, caused by the planet passing in front of it.
Photo: NASA
 
Read More > Telegraph.Co.Uk

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