A brown dwarf is an astronomical object that is an intermediate between a planet and a star. Brown dwarfs usually have a mass less than 0.075 that of the Sun or
A brown dwarf is an astronomical object that is an intermediate between a planet and a star. Brown dwarfs usually have a mass less than 0.075 that of the Sun or
Scientists probe the atmosphere of a planet 340 light-years away uchicago.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from uchicago.edu Daily Mail and Mail on Sunday newspapers.