NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object ...

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

Astronomers have announced the discovery of a monumental interstellar object, designated 3I/Atlas, believed to be the largest ...

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

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

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

Astrophysicist Josep Trigo-Rodriguez, from the Institute of Space Sciences near Barcelona, Spain, believes it's an ...

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

The comet broke into 21 fragments, which continued to orbit around Jupiter. It was discovered the following year by Carolyn and Eugene M. Shoemaker, and David Levy and was the first comet ever ...

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

Image of comet P/Shoemaker-Levy 9 taken in red light on a collision course with Jupiter. Its train of 21 icy fragments stretched across 710 thousand miles (1.1 million km) of space, or 3 times the ...