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.

A mysterious object has been rocketing through space towards Earth, and according to some experts, it could arrive as soon as today. The object, known as 3I/ATLAS, has been the subject of speculation ...

Is 3I/Atlas an interstellar alien vessel or simply an intriguing, unique rock hurling through the cosmos? That debate has been raging ever since the comet, only the third known interstellar object to ...

A team of engineers has come up with designs of a 36-mile spacecraft, dubbed Chrysalis, designed to carry up to 2,400 passengers to Alpha Centauri, the closest star system to our own. Unsurprisingly, ...

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system. Despite some suggestions that it could be an alien spacecraft, observations from some ...

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 ...

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...