Since Pluto was reclassified as a dwarf planet in 2006, scientists have speculated about the existence of a mysterious ninth planet beyond the known solar system, a theory bolstered by the upcoming Vera Rubin Observatory's powerful telescope, which aims to investigate these claims and potentially identify the elusive planet, originally predicted to be ten times the mass of Earth and influencing distant trans-Neptunian objects. #PlanetaryScience #Astronomy #OuterSpace #CL #US #JP #AU #TW #DE

