Star Wars: The Rise of Skywalker - Pyrite Planet Refuge (2018)
Another pyrite planet base concept with the Davit Gareja monastery in Georgia in mind as a possible shoot location. At this point the story had this outpost as a hideout for the "Spice Hunters," a band of pirates Poe Dameron had run with in the years before joining the Resistance.
The final image.
A page of the kind of greyscale sketches I'll typically do to establish composition.
More thumbnails. I might do as much as a dozen of these before settling on a few to take to a full-blown scene.