Learn what makes Comet 3I/Atlas, the third interstellar object ever observed entering into our solar system, so significant ...

C/2025 K1 (ATLAS) has broken into three distinct pieces following its closest approach to the sun on Oct. 8. Astronomers have ...

New images show that comet C/2025 K1 (ATLAS) has fragmented after passing its closest point to the sun, ahead of its close ...

A stunning new image of interstellar comet 3I/ATLAS (C/2025 N1 ATLAS) reveals the cosmic visitor's ion tail has grown ...

A radio signal? That would have to confirm the object is technlogical in nature, wouldn't it? The thing is, this isn't a ...

Comet 3I/ATLAS appears to be normal and intact, despite some reports that the interstellar visitor exploded after its brush ...

Ever since astronomers first detected interstellar comet 3I/ATLAS in July, speculation about its true nature has run wild.

Recent photos reveal that 3I/ATLAS did not disintegrate during its recent fly-by of the sun, leading Harvard scientist Loeb ...

The interstellar comet has reappeared after months hidden behind the sun, offering astronomers fresh clues about how comets ...

The object is baffling scientists after it passed the sun, but did not appear to break up like a comet should, prompting some ...

Newly discovered comet C/2025 V1 (Borisov), which has some minor similarities to 3I/ATLAS, will make its closest approach to ...