You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

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

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

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

A massive object from outside the solar system is passing through, but the world is not in danger. It is a rare visitor, ...

"Astronomers may have just discovered the third interstellar object passing through the Solar System!" the agency's ...

Our cosmic home, the solar system, contains incredible planets and magnificent celestial objects, all held together with the ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...