There is no limit to the number of indigenous people a habitable world can produce. The pool does not run out, even if you kill everybody in the village.
Migration, births and air/space travel are all separate sources of population growth or loss, that depend on different things.
Migration, births and air/space travel are all separate sources of population growth or loss, that depend on different things.
- Migrants only move to/from the wilderness on worlds that are habitable. They have to be in the habitable orbit zone. Inner and outer worlds do not have indigenous people.
- Births only occur when you have two or more citizens.
- Air/space travel requires access to an airport.