Researchers May Have Discovered the 6th Dwarf PlanetT2Covered by 1 source · first reported by CNET at 30 Oct, 17:02 UTCThe other five are Pluto, Ceres, Eris, Haumea and Makemake.scienceSourcesT2Researchers May Have Discovered the 6th Dwarf PlanetCNET30 Oct, 17:02