Marble-like, pale blue skin, slender alien, big round eyes, no eyebrows, small nose, thin lips, short white hair, crystal-like makeup, sleek and modern spacesuit, metallic gloves, shiny boots, standing, hovering in mid-air, futuristic cityscape, neon lights reflecting off the marble floors, towering skyscrapers, distant stars, ambient hum of technology, cinematic composition, 3/4 view, soft focus, sci-fi atmosphere.