Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

When Gene Roddenberry created "Star Trek" in the 1960s, he instituted several rules for starship design that are still ...

From underground societies to futuristic conspiracies, these sci-fi series capture the mystery and immersive storytelling that make Silo so compelling.

Somewhere in the Mojave Desert, a gleaming white dome sits in the middle of nowhere, and the story behind it is stranger than ...

The technology could be used to send probes across interstellar space to other star systems.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

White House taps polarizing Harvard astronomer to lead new UFO council - The team’s mission is to investigate the national ...