Estoff is the capital of the Farr Sector. It was the second planet settled by those first pioneers to survive a hyperspatial jump beyond the galactic core. It is a harsh mining planet and water/water conservation it a continual issue.

Precious water scifi art by Gingezel
This art is called Precious Water, and depicts a reservoir on Estoff.

Blue city on the planet Estoff in the Farr Sector in the Gingezel scifi series.
Their more populous cities tend to be on the shoreline of the major continent.