RT @AstronomyNow: Jupiter kicked a giant planet out of the solar system 4 billion years ago astronomynow.com/2015/11/03/jup… https://t.co/XWZbaoH0SO
RT @AstronomyNow: Jupiter kicked a giant planet out of the solar system 4 billion years ago astronomynow.com/2015/11/03/jup… https://t.co/XWZbaoH0SO