Astronomers Detect Hints Of Hidden Earth-Sized Planet Beyond Neptune
Oct 15, 2025 - 16:00

Astronomers propose the existence of ‘Planet Y’, a hidden Earth-size planet that may orbit closer than the theorized ‘Planet Nine’. Based on Kuiper Belt object patterns, the study suggests a rocky world influencing orbital tilts. Experts remain divided, but upcoming sky surveys could soon confirm or rule out its existence.