How far is Eris from Earth?
Is Eris a dwarf planet?
- Eris is a dwarf planet and a trans-Neptunian object (TNO). Eris is the second-largest known dwarf planet in the Solar System. It is a "scattered disc object" and it is in the Kuiper belt , farther out than Pluto. It is also called a plutoid because the IAU decided to rename all trans-Neptunian dwarf planets as plutoids.
Does Eris have any moons?
- Eris has a very small moon called Dysnomia . Dysnomia has a nearly circular orbit lasting about 16 days. This moon is named after Eris' daughter, the demon goddess of lawlessness. Dysnomia and other small moons around planets and dwarf planets allow astronomers to calculate the mass of the parent body.
What planet does Eris orbit?
- Eris is the furthest dwarf planet from the Sun, and is also the most massive currently recognized dwarf planet. Eris is located beyond the orbit of Neptune and beyond the Kuiper belt in a region known as the "scattered disc".
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