RT @plutosgems: Study says 17 billion+ ‘earths’ exist in galaxy southcarolina1670.wordpress.com/2013/01/08/stu… @NewHorizons2015 @WorldNeptune http://t.co/LZzXBALWG6
RT @plutosgems: Study says 17 billion+ ‘earths’ exist in galaxy southcarolina1670.wordpress.com/2013/01/08/stu… @NewHorizons2015 @WorldNeptune http://t.co/LZzXBALWG6