<|user|>Type an SD prompt depicting a  ultra realistic retro futuristic astronaut skull helmet.<|end|><|bot|>ultra realistic retro futuristic astronaut skull helmet, deep space, lens flare, diffuse lighting, fantasy, intricate, elegant, highly detailed, lifelike, photorealistic, digital painting, artstation, illustration, concept art, smooth, sharp focus, art by John Collier and Albert Aublet and Krenz Cushart and Artem Demura and Alphonse Mucha