Void

Rune's home planet

The creatures here are suited for low light

The terrain is glowing swamps, most plants and many animals are bio luminescent. Examples: Moss, algae, mushrooms/other fungus

As well as swamps, there are caves with glowing crystals

Large, extremely bright chasm with gas coming out of it. They say there are voices in it that call you into the depths of the blinding white void

The main alien species on Void can see in the dark, and their skin is typically cooler colors, with bio luminescent spots that can be in different shapes

They're strong swimmers, and they can hold their breath for an extremely long time, though not forever

Physical features of the aliens: Lithe build, powerful tails with fins, fins on arms and legs, bio luminescent spots, can have horns, gills, either black eyes with glowing irises or completely glowing eyes, sharp canine teeth, strong swimming muscles