Why Pluto Is a Planet, and Eris Is Too | Space
Artist's impression of the dwarf planet Eris | ESO
Dwarf planet Eris bigger than Pluto | Astronomy.com
Meet Farout, the Solar System's Most Distant Minor Planet | Smart News| Smithsonian Magazine
Hubble's View of Neptune | NASA Solar System Exploration
Eris, the largest dwarf planet
Hubble view of Eris and Dysnomia (unannotated) | ESA/Hubble
Eris Facts: Interesting Facts about Dwarf Planet Eris
Dwarf planet brought into focus – Physics World
Faraway Eris is Pluto's Twin | physics4me
Pluto should be reclassified as a planet, scientists argue
Astronomers discover dwarf planet Eris, sparking Pluto debate | This Day in Space (5 Jan. 2005)
Eris (dwarf planet) - Wikipedia
Eris? - Electronically Assisted Astronomy (EAA) - Cloudy Nights
Pluto has a twin: Icy dwarf planet Eris is the same size | Daily Mail Online
Can I See Pluto And Other Dwarf Planets With A Telescope? - OpticalMechanics
Eris, The Forgotten Planet - YouTube
Eris Facts | Temperature, Surface, Information, History & Definition
Hubble view of Eris and Dysnomia | NASA Solar System Exploration
Beyond Pluto: the hunt for our solar system's new ninth planet | Planets | The Guardian
herschel space telescope Archives - Universe Today
136199) Eris: a new visit (29 Sept. 2014) - The Virtual Telescope Project 2.0
The Ultimate Guide to Observing Uranus, Neptune, and Pluto | Celestron
Can I See Pluto And Other Dwarf Planets With A Telescope? - OpticalMechanics
