Astronomers have made an extraordinary discovery at the outer edge of our solar system—a strange space rock that dances in perfect rhythm with Neptune. The object, named 2020 VN40, is part of a group ...

"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

The Subaru Telescope has revealed a fourth member of the sednoids, a group of small bodies with peculiar orbits around the ...

Have you ever wondered why all the planets in our solar system orbit in the same plane? This fascinating characteristic of planetary orbits has intrigued astronomers for centuries. When we observe the ...

Solar systems mostly keep to themselves. What’s ours is ours and what’s not is not. Stars are simply too far from each ...

It’s officially the third known interstellar object to pass through our solar system and poses no threat to Earth.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar object to pass through our solar system.

New Interstellar Object Comet 3I/ATLAS—What We Know So Far as It Zips through the Solar System All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar ...

3I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your own telescope!

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first spotted on July 1 by the NASA-funded Asteroid Terrestrial-impact Last ...

NASA has discovered 3I/ATLAS, only the third known interstellar object, now passing through our solar system from the direction of Sagittarius ...