If it’s not an asteroid or a comet, it might be something stranger.

A mysterious object has been identified as an “interstellar visitor” by NASA while shooting through our solar system, sparking discussions about its origin and nature. A Harvard astrophysicist ...

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 ...

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 ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House scientific advisory council on UFOs.

Add Yahoo as a preferred source to see more of our stories on Google. Renowned astrophysicist Neil deGrasse Tyson continues to dismiss the hypothesis of a Harvard University professor that a massive ...

NASA's Jared Isaacman confirmed the agency has unexplained UAP imagery, fueling alien life debates. He urged scientific ...

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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.

On October 29, Comet 3I/ATLAS reached its closest point to the sun. This isn't the first time the alien question has come up in the context of a new astronomical discovery. But although it might be ...

The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, the country’s space agency said.