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

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

Nearly all of the solar system’s planets are about to file across the night sky in a planetary alignment, and it will be ...

It comes down to the speed at which these objects were moving during their formation, and the strength with which their ...

A unifying quality of the previous films in the Alien franchise is that they all focus on a “final girl,” a common hallmark of horror cinema. While Wendy might technically qualify for this description ...

Aliens exist – they just haven't visited Earth, a NASA veteran has claimed. Dr Gentry Lee has worked at the US space agency since 1968, when he first got involved with the Viking mission to Mars. He ...

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

Barack Obama has clarified a recent interview in which he said aliens are “real,” insisting he saw “no evidence” that ...