The comet 3I/ATLAS is the third confirmed interstellar object and is likely 3 billion years older than our own solar system.

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

A comet is hurtling into our solar system from interstellar space at about 152,000 miles per hour. The comet, named 3I/ATLAS, was discovered by the ...

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

Is the solar system an interstellar highway, with cosmic objects speeding past at warp speeds without human notice? That’s ...

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

The object, a celestial body from another star system, was discovered on Tuesday by the University of Hawaii’s Asteroid ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...

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

What can a newly discovered interstellar comet teach scientists about solar system formation and evolution? This is what a recent study presented at the Na | Space ...

New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it could be more than 3 billion years older than the solar system.