The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

Scientists say the colour shift in interstellar comet 3I/ATLAS is due to gases in the comet's coma reacting to solar heat.

Discovered over the summer, the comet known as 3I/Atlas will pass within 167 million miles of our planet on Friday. That's as ...

With 3I/ATLAS just days away from making its closest approach to Earth, agencies around the globe are conducting the largest ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

I/ATLAS is a comet with a bright coma and visible tail, typical of interstellar objects. It made its closest approach to the ...

Little Foot is a near-complete Australopithecus skeleton — the most complete ever discovered — from South Africa. Researchers ...

New images of 3I/Atlas have sparked viral claims that the rare interstellar object is falling apart as it nears Earth. Here ...

It’s the third known interstellar object to cut through our solar system. Interstellar comets like 3I/Atlas originate in star ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...