A vibrant retro-futuristic scene unfolds on a bustling asteroid diner, styled with 1950s aesthetics. The diner glows with neon lights, casting dynamic, colorful reflections on the asteroid's surface. Around it, sleek, chrome-plated flying cars zip by, leaving trails of luminescent light in the dark expanse of space. The starry backdrop twinkles beautifully, with distant planets adding to the cosmic panorama. Inside the diner, intricate details of vintage decor merge with futuristic tech, creating a unique blend of past and future. The atmosphere is lively, filled with diverse intergalactic patrons enjoying their meals in this extraordinary cosmic eatery, painted in vivid, captivating hues, rendered in breathtaking 4K resolution.