Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.

Far out in the dark between the stars, a small visitor is carving a path through our solar system and leaving behind patterns ...

For months, scientists and the public have squinted their eyes at photos of a blurry smudge to figure out if it’s proof that aliens exist. Discovered in July, 3I/ATLAS is not your average comet – it’s ...

Professor Avi Loeb of Harvard cited three reasons 3I/ATLAS might be an alien spacecraft. First, its trajectory is highly unusual. The object passed through space relatively close to multiple planets ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...

A triangular UFO captured on infrared over Area 51 has gone viral, starting alien theories and questions about secret military tech.