2 Worlds

In early cultures the distinction between two worlds typically becomes one between microcosm and macrocosm. In a modern context, an initial distinction would be made between a metaphysical world (literally beyond the physical) and a physical world. These distinctions take different forms and are seen by some as oppositions: Metaphysical Physical
Macrocosm Microcosm
Universal Particular
General Individual
The traditional two worlds (bhuvanadvaya) entail:
Heaven Earth
Dyaus Prithvi
Alternatively they entail"
Earth Sky
bhU bhaga
These two worlds are a starting point for a third world.
Above             Heaven             Cosmo- Cosmosphere
Intermediate Space (World) Atmos-   Atmosphere - Atemosphere
Below             Earth                 Geo-       Geosphere