This icy world, temporarily named 2017 OF201, could be a distant cousin of Pluto — and scientists mean "distant" quite ...

Astronomers have discovered a mysterious dwarf planet, 2017 OF201, far beyond Pluto. This discovery challenges existing ...

A newly detected planet beyond Pluto is not just expanding our understanding of the Solar System, it might be quietly rewriting it. Astronomers from the University of Taiwan recen ...

Although it may seem like an exaggerated visual effect, lightning during a volcanic eruption is a real and documented phenomenon. It forms when ash particles, rock fragments, and g ...

A US-based trio hunting this elusive world has stumbled on what appears to be a new dwarf planet in the solar system's outer ...

There’s a new object in the distant reaches of our solar system, and it might just offer clues to a long-standing cosmic ...

Astronomers find evidence of a possible ninth planet beyond Neptune, reigniting the debate about the formation of the Solar ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show opening to the public on Monday.

Cheng, together with graduate students from Princeton University, discovered the potential dwarf planet while searching for ...