We all remember learning the nine planets of the solar system when we were in school. And just like that, there were only eight! Poor Pluto! In 2006 the IAU (International Astronomical Union) demoted Pluto to nothing more than a "dwarf planet" when another rocky body, similar to Pluto, was discovered beyond Neptune. But, on September 18 Harvard University hosted a debate about the controversial classification of Pluto and it seems quite a case was…
Cheryl TaylorOctober 4, 2014