Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

The giant asteroid made waves across the world last year when it came whizzing past Earth - with some experts convinced it ...

Former intelligence officer David Grusch's testimony before Congress about recovered unidentified craft and 'non-human biologics' has reignited global debate on UFOs.

NASA’s James Webb Space Telescope has detected methane gas in the coma of comet 3I/ATLAS, marking the first time this ...