The interstellar invader Comet 3I/ATLAS is continuing to surprise scientists, this time by brightening at an unexpectedly ...

"The implication of alien technology would be huge and therefore we must take it seriously,” Harvard's Avi Loeb told Newsweek ...

Interstellar comet 3I/ATLAS, discovered in July 2025, offers a rare glimpse into material from beyond our solar system. This ancient visitor, estimated to be 7 billion years old, will be visible in ...

Spacecraft have revealed that the comet—which one scientist suggests could be an alien spacecraft—is now "distinctly bluer ...

Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.

A massive comet known as 3I/ATLAS that was first discovered zooming across the solar system over the summer showed signs of ...

As 3I/Atlas neared its closest point to the sun in its orbit, the internet was abuzz with curiosity about the comet.

The interstellar comet 3I/ATLAS has been found to contain water, marking a significant discovery in understanding cometary ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

When Comet 3I/ATLAS roared into the solar system this summer, it launched a scientific scramble to study what astronomers ...

A photographer says he feels "very lucky" to have captured Comet C/2025 A6 as it appeared over the Lancaster bomber sculpture ...