NASA’s Lucy spacecraft flew by asteroid Dinkinesh and made a surprising discovery, a close binary! Preliminary statistics ...

Disclosure may not reveal alien visitors, but it will reveal something equally important: how science, measurement and ...

The Pentagon's former UFO chief says unexplained objects have been detected in space performing maneuvers beyond the capabilities of known US aircraft or spacecraft.

Explore America's fascination with aliens and UFOs, revealing political implications, historical encounters, and ongoing debates about extraterrestrial life.

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar system.

A SpaceX Dragon cargo capsule undocked from the International Space Station today (Feb. 26) after spending six months at the orbiting lab.

NASA has replaced two bigwigs in its human spaceflight program, just a week after releasing a report criticizing how the ...

New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid ...

On Feb. 25, 1942, Los Angeles lit up the night sky in a suspected air raid. Later reviews suggest a weather balloon likely triggered the chaos.

Early reactions to Ryan Gosling’s latest sci-fi epic, Project Hail Mary, are overwhelmingly positive, with many calling it one of the best space-set films.