<|user|>Make a Stable Diffusion prompt that generates an image of astronaut underwater holding a flag in the sand of the bottom of the ocean. there is a submarine in the distance. dark<|end|><|bot|>astronaut underwater holding a flag in the sand of the bottom of the ocean. there is a submarine in the distance. dark, concept art, cinematic, dramatic, atmospheric, 8k, trending on artstation, low visibility, fog, zack snyder