Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the sun.

Gypsum is a soft, translucent sulfate mineral that allows just enough light to penetrate for photosynthetic organisms to survive inside, while also protecting them from being desiccated or exposed to ...

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

DON'T NOD's new sci-fi action-adventure Aphelion brings players to a hostile planet in which exploration itself is a challenge.

Questions about what the federal government may know about extraterrestrial life in the cosmos — or possibly even here on ...

The Black Knight satellite conspiracy claims that an ancient alien probe has orbited Earth for 13,000 years, silently observing humanity. The theory traces its roots to early radio experiments by ...

It was the latest effort by Trump to stir anticipation for the release of secret government documents, even as he has continued to lash out at reporters over the release of the Jeffrey Epstein files ...