Astronomers have found a new minor planet beyond Pluto. This object, named 2017 OF201, is quite large. It orbits far from the ...

Astronomers might be close to identifying a mysterious object in our solar system. New research points to a potential ...

Astronomers have identified a new trans-Neptunian object, 2017 OF201, located far beyond Pluto. Its enormous size, comparable ...

Scientists had previously believed that no celestial bodies existed in the vast, empty section of space beyond Neptune.