3I/ATLAS captured the world's attention last month as the comet raced past the Earth, but some believed that it could have ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

Elon Musk has turned a long-running joke about being an extraterrestrial into a central part of his public persona, even as ...