As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region ...

Astronomers announced the discovery of a new dwarf planet, provisionally named 2017 OF201, located in the remote outskirts of ...

Researchers discovered a new trans-Neptunian object, 2017 OF201, potentially a dwarf planet, in the outer solar system.

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

PSG's open-top bus parade to celebrate winning the Champions League was overshadowed by the deaths of two people and some 200 ...

European champion Paris Saint-Germain had an open-top bus parade through Paris on Sunday for roaring fans, an outburst of joy ...

WASHINGTON >> Scientists have identified an object about 435 miles wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a ...

The fatalities marred a night of exuberance after Paris Saint-Germain clinched its first — and long-awaited — Champions ...

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a ...

A potential new dwarf planet has been discovered in the outer reaches of the solar system, and its existence poses the ...

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system.

American scientists believe they have discovered a new dwarf planet at the edge of the solar system. Named OF201, this object ...