The comet 3I/ATLAS arrived in the solar system with a reputation for being unruly, but its latest trick has stunned even ...

Learn about the latest NASA and ESA images of Comet 3I/ATLAS, showing its brightness and tails of dust and plasma.

Interstellar visitor 3I/ATLAS erupted with violent ice volcanoes, shifting from quiet ice ball to active body, sparking ...

Could a frozen interstellar traveler be carrying the chemical seeds of life? The third known confirmed object to enter our solar system from beyond, interstellar comet 3I/ATLAS is delivering a wealth ...

Scientists have observed cryovolcanoes erupting on comet 3I/ATLAS — giving us a new clue about what's inside it.

Studied by astronomers for a brief moment, the C/2025 K1 ATLAS comet was spotted by telescopes as it split, providing a ...

NASA says interstellar object 3I/ATLAS looks like a comet, but odd behaviour has sparked debate among scientists who believe the universe may be stranger than we think.

Newly released telescope images of the interstellar comet 3I/ATLAS have revealed what researchers describe as possible ice-volcanic eruptions, adding another layer of intrigue to one of the most ...

The NASA mission, called Stardust, brought back the only material—other than moon rocks—taken directly from a extraterrestrial body. NASA At the threshold of a sterile lab at NASA's Johnson Space ...

As the 3I/ATLAS nears its closest distance to Earth, an international team of astronomers now says the space rock may be covered in active, icy cryovolcanoes. If true, the evidence detailed in their ...