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

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

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

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

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

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

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

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

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find ...

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

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

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