Eris

Dwarf Planet

A distant, icy dwarf planet whose discovery helped trigger Pluto's reclassification.

Facts

TypeDwarf Planet
Distance from the Sun67.86 AU
Diameter2,326 km
Mass1.66 × 10^22 kg
Surface gravity0.82 m/s²
Temperature-231°C
Moons1
RingsNo
Orbital period203,830 days
Rotation period25.9 hours
Apparent magnitude18.6
Redshift0
Discovered2005
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