For many years scientists have been wondering if a mysterious ninth planet lurks in our Solar system. “Planet Nine”, dubbed, has fascinated scientists for its ability to account for “anomalous” ...

Known as Planet Nine or Planet X, it is a hypothetical planet that has long been rumoured to exist in the outer solar system. Although "several claims to have found an extra planet have been made ...

Scientists have observed a huge planet approximately nine times the mass of Jupiter at a remarkably early stage of formation, describing it as still in the womb, in a discovery that challenges ...

The Planet Nine theory was based on several trans-Neptunian objects, those that are beyond the eighth planet, with highly “tilted” orbits compared to the ecliptic plane. This seemed odd and ...

Planet Nine, a massive icy world ... explosions’: Why the Sun’s wind is stronger than we ever knew ‘The photo that killed him’: Just five minutes near this lethal object in Chernobyl ...

Known as "Planet Nine," a team of researcher from Caltech has claimed that an unseen planet exists in the solar system based on the movement of other objects. In their latest papers, the ...