A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?

Astronomers studying the interstellar comet 3I/ATLAS say it could be a 12‑billion‑year‑old relic formed in near‑absolute‑zero ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

Steven Spielberg's new blockbuster coincides with real-world disclosures about the government's investigation of unidentified ...

Kansas City has long been a hotbed of activity, says Margie Kay, director of the Missouri chapter of the Mutual UFO Network ...

James Webb has revealed that the sunrise and sunset sides of WASP-121 b have surprisingly different atmospheres.

EVE HEWSON: (As Jane Blankenship) What are you going to do? O'CONNOR: (As Dr. Daniel Kellner) Full disclosure to the whole world. FLORIDO: It is the latest film that Spielberg has directed about ...

Retired Air Force Major General William Neil McCasland, missing in New Mexico, was last seen at a sporting goods store.

New UFO files have been released by the Trump administration that include several vivid descriptions of mysterious sightings in the sky.

The trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...