Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

Hidden in the Gobi Desert of Mongolia, these surreal cliffs have an alien feel. Perfectly barren and wind-carved, it’s a ...

Starfleet Academy," premiering this week with back to back episodes on Paramount+, takes on the necessary assignment of going ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

Hulu’s Alien: Earth did a much better job of bringing a classic sci-fi franchise to the small screen than most of the ...

An ailing astronaut is back on Earth. The crew of four returned Thursday, ending their space station mission more than a ...

The SYFY miniseries Childhood's End, based on Arthur C. Clarke's alien invasion novel, has an ending that you won't be able ...

Social media users shared a cosmic claim about an alleged secret NASA document named "Project Anchor" leaking online in 2024.