The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common ...

Astronomers may be able to identify possible Dyson swarms by looking for unusually cold, clean infrared signals around ...

James Webb Space Telescope reveals weather patterns from how planet WASP-94 A b filters the light of its parent star.

JWST observations reveal dramatic cloud cycles on exoplanet WASP-94A b, offering unprecedented insight into alien weather and ...

Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying ...

For decades, astronomers have described the galaxy cluster Abell 2029, a vast city of galaxies in the Virgo constellation, as ...

A decade ago, we spotted an exoplanet that could be the most habitable world yet discovered. Now we're about to find out if ...

From Forbidden Planet to Alien, these great 20th-century sci-fi movies are as close to perfect as they can get and remain ...

Last fall, a Chinese spacecraft orbiting Mars captured images of a comet from another star system, offering scientists a ...

"This dust can penetrate the shielding of the solar system and end up on Earth." When you purchase through links on our site, ...

The posts come a week after the Pentagon released what it described as "never-before-seen" documents on unidentified flying ...

By some estimates, SpaceX has now invested $15 billion in the Starship rocket program over the last decade, funding 11 test ...