Incredible but true! A Harvard astrophysicist puts forward a startling hypothesis: comet 3I/ATLAS could be an alien ...

A mysterious cigar-shaped object spotted tumbling through our solar system last year may have been an alien spacecraft sent to investigate Earth, astronomers from Harvard University have suggested.

The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...

I/ATLAS is definitely a comet, not an alien spacecraft, but it is only the third confirmed interstellar object detected in ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

(KTLA) — NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of speculation — and a full-blown online debate — over whether it could be an ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Did an alien spacecraft just fly by Earth? That’s the question a lot of people, including Harvard astrophysicist Avi Loeb, are asking right now. A massive interstellar object called ...

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

I/ATLAS interstellar comet or alien spacecraft? NASA released new images of comet 3I/ATLAS after a rare flyby near Earth. Scientists explain what the object is, how to see it today, and why it matters ...

Remember that guy who recently said a strange comet currently transiting our solar system is in fact an alien spacecraft that could attack Earth this fall? Well, this story is not about him, but about ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.