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Unsolved Space Mysteries

The Mysterious Planet X: A Hidden World Beyond Neptune or Astronomical Misinterpretation?

April 28, 2026·13 min
Episode Description from the Publisher

In this episode, we dive into the enigma of Planet X, a hypothetical planet beyond Neptune. Is it a real celestial body influencing the orbits of distant objects in our solar system, or is it a misinterpretation of astronomical data? Join us as we explore the history of the Planet X hypothesis, its potential implications for our understanding of the solar system, and the ongoing search efforts by astronomers. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

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