Though 3I/ATLAS will never come close to Earth, its passage offers a rare chance to study material beyond our solar system ...

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

A MYSTERIOUS cosmic object has been spotted zooming through our solar system – and astronomers say it is only the third of ...

Even if Earth does survive, it won’t be pretty. The temperature of our planet will be about 1,300 degrees C, hot enough to ...

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

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

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

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

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

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new simulations show. By Katherine Kornei If our species manages to hang ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

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