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.

Scientists are on high alert as an unidentified object has been detected speeding towards Earth. The nature of this object remains a mystery, but one expert suggests it could be extraterrestrial in ...

In early July, astronomers spotted a strange, fast-moving object racing toward the Sun. Named 3I/ATLAS, the celestial body immediately caught attention because of its unusual trajectory — one that ...

Mundane wayward space snowball, or extraterrestrial visitor? Astronomers believe that our solar system’s latest and only third ever confirmed interstellar visitor, 3I/ATLAS, is almost certainly a ...

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.