Kepler telescope spots 'Styrofoam' planet

 作者:武缶     |      日期:2019-03-08 07:10:01
CALL it the polystyrene planet. This bloated exoplanet is just one of a clutch NASA’s Kepler telescope has trained its beady eye on. Kepler has been scrutinising 100,000 stars since April 2009, searching for telltale dips in starlight created by planets passing in front of their host stars. During its first six weeks on the job, Kepler found five new planets, according to results presented on Monday at the American Astronomical Society’s meeting in Washington DC. Kepler 7b is about 1.5 times as wide as Jupiter,