For generations, artists and science-fiction writers have imagined alien landscapes beneath twin sunsets. The image became ...

Snaiad's strange creatures and ecosystems continue to evolve in one of speculative biology's most convincing alien worlds.

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Alien: The Roleplaying Game Evolved Edition is getting several new additions to the game, including a new expansion with a ...

Astronomers studying the atmospheres of several intensely heated exoplanets uncovered an unexpected pattern that may reveal a ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This voice experience is generated by AI. Learn more. This ...