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

Comet C/2025 K1 ATLAS stuns astronomers as it survives the Sun and dramatically splits into three glowing fragments, ...

Tonight kicks off great weekend of sky gazing as Waning Crescent moon gives way to spectacular views of the Leonid meteor shower. Here's when to watch ...

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

The Leonid meteor shower is about to hit its 2025 peak activity this November. Here's everything to know about the annual ...

Heavy water detected in the disk of V883 Orionis; chemical signature reveals that some of the water formed before the star ...

I/Atlas is brightening, turning blue and emitting a radio signal, but scientists say its path misses Earth by a wide margin and it poses no threat to humans.

Scientists say 3I/Atlas came closest to Mars in October. Its path this month put it in the path of the warm rays of our sun, where a tail became more visible. The 3.5-mile solar object is traveling at ...

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

Astronomers have dismissed viral online claims that interstellar comet 3I/ATLAS was destroyed near the Sun, confirming that ...

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