A dune field on Mars, as seen by the Mars Reconnaissance Orbiter.

Explore a breathtaking visual simulation of a hypothetical Dyson sphere and its awe-inspiring megastructure designs as viewed ...

But the universe also hosts worlds that break away from this familiar image. Some planets drift alone through space without a ...

The upcoming Habitable Worlds Observatory should be able to spot the glint of water on habitable planets, and maybe more ...

Spatial sampling: N apertures have at most N (N-1)/2 pairwise baselines, but not all are distinct or independently measured ...

From the early stages of developing Star Trek, producers were concerned about the believability of the alien races the ...

Aliens are often the cornerstone of many great sci-fi shows. Here are 15 of the best shows that heavily revolve around ...

Alien: Isolation 2 is digging into Ridley Scott's original vision while using 20th Century's archive to build something new.

California’s Vasquez Rocks have stood in for alien worlds for decades. A NASA satellite image reveals the famous landscape ...

Ridley Scott's last sci-fi film before The Dog Stars is now scaring audiences on a new streaming home. Find out everything to ...

Metroid Ravenous is putting its own spin on the series, but one long-running progression trick may be more important than ...

Star Trek: The Original Series has fewer space battles than you'd expect, but these 5 episodes showcase the best of the ...