One of the worst examples of unrealistic science in movies is the overly simple alien planet. Oftentimes, our heroes will visit the desert planet, or the Irish planet. But the best extraterrestrial worlds in science fiction are the ones with variety and a realistic ecosystem. They have cities as well as countryside, and a range of environments. Here's our guide to the most realistic — and interesting — planets in science fiction.

Miranda

Mongo



Vulcan

Naboo

Zanak

Ring World

Tollana

Krypton



Fyrine IV

Camazotz