空间背景3D渲染宇宙星球场景插画素材

3D rendered illustration, main colors blue and purple, overall color scheme includes dark blue, light blue, purple, white, and gold. Central nebula with gradient of light blue and purple, surrounding planets of various sizes and colors, stars in the background emitting golden and white light. Background designed as deep space with gradient and lighting effects, overall visual effect dreamy and mysterious, conveying a sense of exploring the universe.