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There is another massive planet in our solar system

The Ghost of the Solar System: Why Can't We Find Planet 9? Deep in the outer reaches of our solar system, far beyond Neptune and Pluto, something massive is hiding in the dark. Scientists call it ...
Far beyond Neptune, something heavy appears to be tugging on the outer solar system, bending the paths of distant icy worlds in ways gravity alone should be able to explain. Planet 9, still invisible ...
Researchers working on the Planet 9 question have uncovered some intriguing options for our potential distant planet. If it exists, it might not be from our neighborhood at all. Share on Facebook ...