Dysnomia (moon) facts for kids

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Dysnomia and Eris. Eris is the bigger object, Dysnomia is the little circle above it. The Sun is the circle of light to the left.

Dysnomia is the only known moon of the dwarf planet Eris. It was found on September 10, 2005 by Michael E. Brown and his team at the W. M. Keck Observatory. It is probably about 100 km in diameter (across), although it may be up to 250 km in diameter. The moon was named Dysnomia (from the Ancient Greek word Δυσνομία that means "lawlessness") after the daughter of the Greek goddess Eris.

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Dysnomia (moon) Facts for Kids. Kiddle Encyclopedia.