Discover how scientists are using Martian orbiters to track its path and what its mysterious radio signals reveal about its ...

Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked ...

The planet’s long-standing natural “thermostat” is being outpaced by an feedback loop process involving algae, phosphorus, ...

Another major meteor shower is about to hit its peak in November 2025. Here's when and where to see the Leonids.

Comet K1 (ATLAS) is expected to make its closest passage to Earth on November 24, 2025, just 60 million kilometers (37.3 ...

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 ...