Decades before blockbuster CGI aliens, artist Wayne Barlowe designed an entire ecosystem for his book "Expedition" — later ...

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

From Tress of the Emerald Sea to Crossroads of Ravens, these are the best fantasy novels to come out during the 2020s... so ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions make this planet a candidate for ...

Alien: King Killer #4 hits stores Wednesday! Idris must choose between destroying his monstrous siblings or letting them ...

This September, Marvel Comics and 20th Century Studios join forces for a special crossover saga decades in the making: Alien vs. X-Men. Following the blockbuster success of Alien vs. Avengers, ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

Astronomers have spent years searching for a possible hidden giant planet far beyond Neptune. Unusual orbits among distant Kuiper Belt objects have fueled the Planet Nine theory, but recent ...

Here’s something you didn’t know. Clark’s nutcracker, a clever North American bird, can store over 33,000 pine seeds in 2500 ...

An enormous world orbiting a sun-like star just 57 light-years away in space may have a pink hue and a sky filled with clouds of salt. "Distant object" is about as precise of a label as it gets for ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

The Fantastic Four #91 is a fun time travel fakeout story, and here is why you should want to own this classic Marvel Comics ...