Hawaii’s Gemini North telescope has captured new images of interstellar comet 3I/ATLAS with a green glow as it remerges from ...

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

Comet 3I/Atlas is believed to have originated from the Oort Cloud, a distant region filled with icy bodies that lie at the outer reaches of our solar system. This ancient reservoir of comets serves as ...

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

The universe just sent us a problem. It's a fast-moving, utterly bizarre object from outside our solar system, and it has baffled researchers by dramatically changing its colour as it hurtles towards ...

Mysterious glowing green orbs the size of basketballs invaded the home of a senior defense official tasked with finding the truth about UFOs, he has claimed in a new memoir. Luis Elizondo has written ...

Interstellar comet 3I/ATLAS is turning green and getting brighter as it nears Earth. Scientists track the ancient space rock, watching for a dramatic, last-minute outburst.

GUANGZHOU, China — Glow-in-the-dark plants bright enough to light up streets at night may sound like the stuff of science fiction or fantasy. But scientists have already made plants that emit a ...