<|user|>Give me a prompt for Stable Diffusion depicting retrofuturistic portrait of a man with in astronaut helmet<|end|><|bot|>retrofuturistic portrait of a man with in astronaut helmet, smooth transparent visor, reflective gradient showing earth, detailed space graphics in background, close up, quint buchholz, wlop, dan mumford, artgerm, liam brazier, peter mohrbacher, raw, featured on artstation, octane render, cinematic, elegant, intricate, 8k