(CNN/CBS) -- 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 ...

A strange interstellar object is hurtling its way toward our pale blue dot — and according to a Harvard astronomer, there’s a chance it’s not a benign asteroid or comet, but instead some harmful form ...

A paper from a SETI (search for extraterrestrial intelligence) Institute scientist has directly addressed claims that interstellar comet 3I/ATLAS is an alien spacecraft. OnJuly 1, 2025, the Asteroid ...

Astronomers have been fascinated after spotting an object earlier this year that came from interstellar space as is now hurtling through our inner solar system. Regardless, it’s an interesting visitor ...