2017 OF201: A Distant Dwarf Planet and a Missing Link to Planet 9?

2017 OF201: A Distant Dwarf Planet and a Missing Link to Planet 9? Discovered through archival observations between 2011 and 2018, 2017 OF₍₂₀₁₎ is an extreme trans-Neptunian object whose unusual orbit is puzzling astronomers. With an estimated diameter of about 700 kilometers, it may qualify […]

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