"In space," some marketing genius once said, "no one can hear you scream". Bring the Xenomorph and its associated ecosystem ...

There once was a dream of cities in space — vast cylindrical habitats, self-sufficient and populated by millions who would ...

Astronomers on Thursday released time-lapse movies dramatizing the fiery behavior of two young star systems, observations that could shed light on the genesis of our solar system. The nearby stars, ...

A discovery of binary stars could be the first step in building a more complete picture of how our galaxy formed, according ...

Being a sci-fi fan can be hard. In the early 2000s, one movie tried to return to the genre’s big idea roots and failed ...