To observers from outer space, Earth's vast oceans and verdant landmasses make it appear as a blue world punctuated by green ecosystems ... stumble upon a habitable planet that scarcely resembles ...

Our optical illusion personality test reveals hidden traits based on the alien planet that fascinates you most. Your choice between a lush world, an icy realm, or an ancient pyramid planet reflects ...

This creates extreme weather conditions that have fascinated astronomers, marking a major breakthrough for our understanding of the atmosphere and weather of alien worlds. “This planet’s ...

One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about "little green men" here, however — more "little (and not so little ...

An origin story for the Tamaran-born Teen Titan and alien princess Koriand’r, Starfire sees Princess Koriand’r use an ancient spaceship on her home planet to explore the stars. On her ...