Scientists Suspect Hidden Planet ‘Planet Y’ Beyond Neptune Could Be Reshaping the Solar System

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News Orbital
October 8, 2025 • 2 views

A fascinating new development in space research is capturing global attention. Scientists from Princeton University have proposed the existence of an undiscovered planet far beyond Neptune, temporarily named ‘Planet Y’.

Although the planet has not been visually observed, researchers suggest its presence based on unusual orbital patterns detected in the Kuiper Belt — a distant region filled with icy objects and dwarf planets, including Pluto. These anomalies point to the gravitational pull of a large, yet unseen celestial body.

According to early estimates, Planet Y could be larger than Mercury but smaller than Earth. If confirmed, this would dramatically reshape current scientific understanding of the solar system’s structure and dynamics.

The Kuiper Belt, located at the outer edge of our solar system, is often seen as a frozen frontier. The strange tilt in some of its objects’ orbits has led astronomers to believe that something massive is influencing them from the shadows.

This hypothesis, while still under investigation, opens up new possibilities in astronomy. Researchers are now deepening their studies through simulations and observations to trace this mysterious planet’s path.

If proven, Planet Y would not only answer long-standing questions about outer solar system anomalies but could also mark one of the most significant planetary discoveries of the century.

For ongoing updates on this potential breakthrough, stay connected with NewsOrbital.com — your window to the universe.

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