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

The exoplanet telescope TESS revealed a distant world using an entirely different detection method than the one it was built ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

"When TESS launched, no one expected it to ever be capable of finding this kind of planet." When you purchase through links ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

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

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 ...

A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

When Religion News Service revisited the alien question in June 2026, it found that the Vatican and other religious ...

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

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