Scientists are sharpening the methods used to search for alien artifacts inside our own solar system, drawing on recent ...

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

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 ...

First contact with alien civilizations won’t be with the beings themselves, but with their technology. By searching for these extraterrestrial artifacts, we embark on a journey through our solar ...