Astronomers discover object 2026 ED138, potentially a new dwarf planet

Matthew Holman from the Center for Astrophysics Harvard & Smithsonian spotted a large, bright trans-Neptunian object designated 2026 ED138 using the Vera C. Rubin Observatory. If the classification is confirmed, 2026 ED138 will be one of the largest dwarf planets in the outer Solar System.

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