Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals . Unexplained gases on other planets. Things mistaken for UFOs ...

The probe will conduct a detailed scientific survey of the asteroid and send a sample back to Earth for further analysis.

A Chinese spacecraft on a mission to collect and return samples of a near-Earth asteroid beamed back its first image of its ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

'This one's exciting.' ...

Steven Spielberg’s credulity makes his latest alien contact film, Disclosure Day, mawkish and old-fashioned rather than ...

William Shatner appeared to have the charm dialed all the way up on Saturday as he had CNN’s Laura Coates and Brianna Keilar laughing at nearly every word during a Star Trek lightning round. Shatner ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

Ridley Scott's near-perfect sci-fi horror masterpiece is surging on streaming before the franchise's next release.