Tales of the ice planet

Annoying, but perhaps necessary: It’s a storytelling convention of science fiction movies and TV shows that every planet except Earth is a monoculture.

NASA/Clouds AO/SEArch, Public domain, via Wikimedia Commons

Earth is made up of a variety of climates, from arctic to tropical.

Humanity is made up of a variety of different races, cultures, and languages.

And yet, it’s a convention of science fiction movies and TV shows that if we encounter an alien planet, or race, it’s got one climate — often it’s either an entirely-desert planet, or sometimes an entirely-frozen planet, or perhaps it looks a lot like Monument Valley. It’s got one language, one culture, and one race.

Sometimes, the planet has two races/cultures, in which case one of the following is true:

1. The two races have been locked in mortal conflict for many generations, or
2. One race functions as slaves to the other race.

Obviously, especially in the world of science fiction, there are certain things that have to streamlined for the sake of storytelling. In reality, if we encountered a completely alien race, it would probably take each side weeks or even months to learn the other’s language. So “Star Trek,” like many other science fiction projects before…