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There may be a new dwarf planet just beyond Pluto
Astronomers found a mysterious object beyond Neptune, and it could be a new dwarf planet
A New Dwarf Planet (Probably) Spotted Beyond Pluto
Astronomers think they've discovered a new dwarf planet in our solar system
Scientists Discover New Dwarf Planet in Solar System, Far Beyond Pluto
New dwarf planet spotted at the edge of the solar system