Why scientists say aliens in our Solar System can't be ruled out Get breaking news anytime, anywhere. Download the TOI app now! Lazio's study examined a straightforward but falsifiable hypothesis: one ...

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

[How Planets in Alien Solar Systems Stack Up (Infographic)] "It is very difficult for materials to spread throughout that system in the same way it could take place in our solar system," said study co ...

A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to rule them out. From misidentified rocket boosters to blurry moon maps, it ...

The universe is at it again; scientists have been baffled by a discovery that turns all the knowledge they have on planetary ...

Alien life may be hiding much closer to home than science fiction would have us believe, according to a particle physicist and ...

Rare interstellar visitor the size of Manhattan carries secrets from distant star system Controversial 'comet': An artist's ...

Why scientists say aliens in our Solar System can't be ruled out Lazio's study examined a straightforward but falsifiable hypothesis: one or more physical extraterrestrial technosignatures are present ...