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

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

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

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

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

An object thought to have come from another star has been seen entering the solar system at high speed, and is expected to ...

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

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...

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

There's a new interstellar object moving through our solar system and it's called 3I/ATLAS, according to NASA.

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It was first discovered zipping near the sun this fall.

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.