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

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

There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...

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

I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

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

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

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 ...

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

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