A vibrant scene of a retro sci-fi diner perched on a bustling asteroid, complete with 1950s style elements, floating among the cosmos. Hovering cars zooming by under a star-studded sky cast dynamic neon lights that dance across the space around them. The diner, adorned with chrome accents and glowing signs, exudes an old-school charm contrasting with the vast expanse of space. Intricate details abound, from the sleek design of the interstellar vehicles to the asteroid's craggy surface. The kaleidoscope of colors creates a lively atmosphere, with twinkling stars and distant celestial bodies adding to the whimsical setting, all captured in stunning 4K resolution for an immersive experience.