The World of Dira refers to the entire planet.

1. Physical characteristics
2. Shape
   1. Structure
   2. Interior
      1. Interior heat
      2. Structure
   3. The core
   4. Mantle
   5. Crust
   6. Biosphere
   7. Atmosphere
   8. Hydrosphere
3. Dira in the Solar System
   1. Lama, Dira's moon
4. Geography
5. Climate
6. Terrain
7. Natural resources
8. Land use
9. Natural and environmental hazards
10. Human population
    1. Government
11. Descriptions of Dira
12. See also
13. References
14. External links