|Distance from Sun:||5.3 billion km to 4.3 billion km (highly eliptical)|
Eris is the most massive and second-largest dwarf planet in the known Solar System. Eris was discovered in January 2005 by a Palomar Observatory-based team led by Mike Brown, and its identity was verified later that year.
Dwarf planet guide Edit
This guide will help you explore the 5 dwarf planets of the Solar System.