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Astronomers Found a Mysterious Object Orbiting Far Beyond Pluto. It Could Be a New Dwarf Planet Hidden in Our Solar System

The dwarf planet candidate, called ED138, appeared in telescope images and takes roughly 280 years to orbit the sun. Astronomers need to determine its size to properly classify it

Astronomers Found a Mysterious Object Orbiting Far Beyond Pluto. It Could Be a New Dwarf Planet Hidden in Our Solar System

We haven't written up this one. Smithsonian has the full story — the link below goes straight to it.

Read the original at smithsonianmag.com →

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