Planet X or NIBURi is Real Ninth Planet

Astronomers say a Neptunesized planet lurks beyond Pluto. The claim is the strongest yet in the centurieslong search for a Planet X beyond Neptune. The quest has been plagued by farfetched claims and even outright quackery. But the new evidence comes from a pair of respected planetary scientists, Konstantin Batygin and Mike Brown of the California Institute of Technology (Caltech) in Pasadena, who prepared for the inevitable skepticism with detailed analyses of the orbits of other distant objects and m