Cosmology
The Dungeons & Dragons cosmology as reflected in Planescape consists of a number of planes, which can be divided into the following regions:
- The Inner Planes (representing planes of elemental nature, such as Water, Earth, Fire, and Air, as well as the Positive and Negative energy planes)
- The Ethereal Plane
- The Prime Material Plane
- The Astral Plane
- The Outer Planes (representing alignments and the primary domains of the various deities)
Read more about this topic: Planescape