Cosmic planetarium, nebula-inspired dome, glowing stardust, iridescent colors, futuristic architecture, curved lines, organic shapes, bioluminescent plants, self-sustaining ecosystem, atmospheric control systems, misty fog, dew-kissed vegetation, celestial body observation decks, zero-gravity environments, space-age materials, holographic projections, 360-degree panoramic views, realistic astronomical simulations, ambient soundscape, soft ethereal lighting, shallow depth of field, 1/1 composition.