  Discovery of Dwarf Planet Eris Is Announced (2005)Though Eris was first photographed in 2003, scientists working at the Palomar Observatory did not realize that they had captured pictures of a previously unknown planet until re-analyzing the images in 2005. That year, news of the newly discovered planet was announced. Slightly larger than Pluto, the icy dwarf planet has its own moon, Dysnomia, and is one of the most distant objects in the solar system. Before its official naming in 2006, it was popularly known by the name of what TV character? More... Discuss |
