Pluto has always been surrounded in controversies, earlier it was known as a planet, but less than a year ago some researchers claimed that Pluto was too small to be called a planet and it should accompany Eris and Ceres in a group known...

The discovery of a distant, icy rock last year — 2003 UB313 - that has led to the demise of the former planet Pluto, has been official christened by the International Astronomical Union on Wednesday. It has been given a name...