A comet from another star system is putting on a show that looks uncannily like a heartbeat, with bright jets of gas and dust ...

New weather charts show a massive 713-mile stretch of the UK set to be hit by snow on January 8, with major cities including ...

Avatar: Fire and Ash star Sigourney Weaver told Dexerto about her forgotten 1999 drama that she wishes more people watched.

In the early 80s, production company Carolco — which would later put out James Cameron's "Terminator 2: Judgment Day," the ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth this week, sparking alien theories and global interest as ...

Interstellar Comet 3I/ATLAS makes its closest, safe approach to Earth on Dec. 19. Learn how this rare visitor reveals secrets ...

A stray comet will make its closest approach to Earth today in one last hurrah before racing back toward interstellar space.

Located 446 light-years from Earth, this planet, dubbed 'HD 143811 b', orbits a 'binary system' where two stars swirl around a central point.

"Star Trek" fans love a good twist, but sometimes the writers conjure up a turn of events so shocking that even die-hard Trekkies were taken by surprise.