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Showing posts with label atmospheres. Show all posts
Showing posts with label atmospheres. Show all posts

Friday, July 6, 2012

A new technique to explore the atmospheres of planets outside our solar system


'Tau Bootis b' was one of the first exoplanets discovered in the 90's. Fifteen years later, remains one of the closest known and given that it already has confirmed the existence of 750 planets outside our solar system, which number about 2,000 applicants to join the list.
'Tau Bootis b' is a big 'hot Jupiter' orbiting close to its host star. Although its host star is easily visible, so far this planet could only be detected by its gravitational effects on the star.