Alien worlds become the focus of this cinematic journey across the Milky Way, using the imaginary ship NAVIS III to explore ...

If and when SETI discovers alien life, a revised Declaration of Principles guarantees once the discovery has been verified, ...

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

The winds on seven hellish alien worlds are moving in the wrong direction. That strange anomaly just cracked open one of ...

A new study suggests Mars could help scientists understand how alien worlds evolve by showing how a once warmer, wetter planet lost its atmosphere and crossed the edge of habitability.

New discoveries and fresh looks at familiar worlds show how far exoplanet science has come — and how much remains unknown. When you purchase through links on our site, we may earn an affiliate ...