gray mountain surface or moon like texture with galaxy and stars in the backdrop

planet surface gray modern system milkyway galaxy galaxies colorful rocky wall stone limestone cliff texture rock panorama natural landscape detail erosion material grey weathered ancient backdrop cracks mountain geology pile volcanic iron granite geological layers abstract black nature moon stars moon-like starry night cosmic scenery celestial design textured outer space milky astronomical visuals exploration ethereal atmosphere dark sky interstellar astrological elements formations colors dreamy stellar display textures scenic galactic swirls bodies universe mysterious terrain contrast phenomena astral