Astronomers discover a planet so massive it defies classification

Scientists using the Subaru Telescope in Hawaii have discovered a "super-Jupiter" orbiting around the bright star Kappa Andromedae. The planet, which is about 13 times the size of Jupiter, glows with a reddish color and skirts the line between planet and star on account of its tremendous mass. Moreover, its parent star… » 11/20/12 6:30am 11/20/12 6:30am

Failed star is home to gigantic super-storm

A brown dwarf located 47 light-years away is behaving very strangely. The would-be star's brightness is constantly changing, fluctuating by as much as 30% in just eight hours. This could be an atmospheric disturbance that dwarfs Jupiter's Great Red Spot. » 9/12/11 12:41pm 9/12/11 12:41pm