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Could Mysterious Planet Nine Exist in Our Solar System?

5/28/2025

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Summary

Story summary

A mysterious Planet Nine could be lurking in the outer solar system, with a 40% chance of existence. This elusive world, potentially five to ten times the mass of Earth, may have been cast into the depths of space by the gravitational pull of larger planets. Its presence is hinted at by the unusual clustering of distant celestial objects.

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Story summary

A mysterious Planet Nine could be lurking in the outer solar system, with a 40% chance of existence. This elusive world, potentially five to ten times the mass of Earth, may have been cast into the depths of space by the gravitational pull of larger planets. Its presence is hinted at by the unusual clustering of distant celestial objects.