In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Planets that once lived only in pulp novels and movie concept art are now turning up in real data. Astronomers are not just finding distant worlds, they are cataloguing places with molten surfaces, ...

In the sci-fi book and now movie Project Hail Mary, astronaut Ryland Grace, played by Ryan Gosling, encounters three ...

The new science fiction film adaptation leans heavily on real science done by the National Aeronautics and Space ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While the buzzy sci-fi series is science fiction (obviously), Dr. Sward says there's plenty of real ...

Movies like "Disclosure Day" and "Project Hail Mary" renew our fascination with extraterrestrials and the idea that humankind ...