For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

An image of the bulge of the Milky Way Galaxy showing over 60 million stars, as seen by the Euclid space telescope ...

Comets have played an interesting role in the history of astronomy. Since antiquity, many cultures saw them as omens or ...

NASA’s James Webb Space Telescope has detected a carbon-rich atmosphere on a tiny world orbiting a dead, rapidly spinning ...

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

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

From the Apollo landing site to the North America Nebula, these celestial sights offer a uniquely American way to celebrate ...

NASA's exoplanet-hunting spacecraft TESS has a new method for detecting worlds beyond the solar system, and it is thanks to ...

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.

Astronomers have caught what may be a rare cosmic catastrophe unfolding 11,000 light-years away. A seemingly ordinary sun-like star suddenly began flickering wildly, puzzling scientists until they ...