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

As the third confirmed interstellar object to pass through our solar system, 3I/ATLAS is prime for new discoveries. It was ...

Interstellar comet 3I/ATLAS is briefly out of view as it travels around the sun this week, but researchers and amateur ...

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

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

An interstellar comet that originated outside our solar system has just made its closest pass to the sun, brightening ...

This is only the third interstellar comet scientists have observed. Its extreme brightening, unusual composition, and intense ...

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

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...

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

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