The Perseverance rover has been exploring Jezero Crater for years, but it's never found an otherworldly object quite like ...

A recently circulated photo from NASA’s Mars Perseverance rover has sparked renewed fascination with interstellar comet 3I/ATLAS. The striking image appears to show a bright, cylindrical object moving ...

An alien doorway on Mars, as captured by Mast Camera (Mastcam) onboard NASA's Mars rover Curiosity on Sol 3466 (image courtesy NASA) Scientists and David Bowie have all famously wondered if there is ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's everything to know about it.

Did NASA hide real images of 3I/Atlas after its Mars flyby? A viral theory claims alien links as a spacecraft falls silent, ...