Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Prime Video is about to be the streaming home of the Alien film that restored pure fear, reminding audiences why xenomorphs ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

It might seem worlds away from the Earth we know. But can "Star Trek" teach us anything about the economics of our own ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

The interstellar object 3I/ATLAS has spotted global attention because of its rotating double jet structure. The majority of ...

Vince Gilligan's Apple TV sci-fi series Pluribus gave audiences plenty of shocking moments, and we rank the biggest ones of ...

As 3I/ATLAS heads past Jupiter, viral theories claim the interstellar object could return towards Earth. What we know.

Unlike ʻOumuamua's eerie lack of coma or Borisov's more predictable gas cloud, 3I/ATLAS stayed stubbornly inert until late, ...