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The hunt for ‘planet nine’: why there could still be something massive at the edge of the Solar System
Is there a massive undiscovered planet on the outer reaches of the Solar System? The idea has been around since before the discovery of Pluto in the 1930s. Labelled as planet X, prominent astronomers ...
The object, known for now as 2026 ED138, is one of the first discoveries by the new Vera C. Rubin Observatory in Chile.
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We’ve discovered a new dwarf planet in our solar system – could ‘Planet 9’ be next?
'We haven't stopped exploring.' ...
Astronomers have recently discovered a dwarf planet candidate. Although its size has already been estimated, it could be ...
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