A discordant name for a dwarf planet
The largest known object at the fringes of the solar system, the icy body whose discovery heated up the debate about planethood, has an apt new name.
The International Astronomical Union (IAU) announced on Sept.
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DISTANT DWARF. The sun is a faint spot, as seen from behind the newly named dwarf planet Eris, in this artist’s depiction. A. Schaller, NASA, ESA