Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

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

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 ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

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

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

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

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

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