Planet, horse, and cart models from Blender Kit, HDRI and textures from poly haven, land texture is a freely licensed one from Pexels.
Based on Arrival author Ted Chiang’s story “The Tower of Babylon”, where the tower of Babel is real, as is a geocentric model of the planets and stars floating in the sky beneath the firmament. They build it, then mine the firmament to break into heaven. It rules, definitely check it out. https://en.wikipedia.org/wiki/Tower_of_Babylon_(story)