A cosmic body from another star system has entered Earth and is the largest one ever seen. In the previous decade, two other ...

Astronomers have discovered a new object that originated outside of our Solar System — only the third to be found.

It appears our solar system is getting more popular with out-of-towners. Astronomers have found a third interstellar object, ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest?

While about 20,000 previously unknown asteroids are discovered every year by telescopes around the world and spacecraft in ...

In a recent study published in the journal Nature, researchers announced a groundbreaking discovery made by the James Webb ...

NSF-DOE Rubin Observatory will capture more information about our universe than all optical telescopes throughout history ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.