3D渲染宇宙地球星空背景素材

8k ultra-clear 3D renders the starry sky and planet surface scenes. The background is a dark blue gradient starry sky, the top is covered with stars, and the bottom is a light blue planet surface. The planet surface has delicate texture and halo effects. The overall color matching is based on cool colors, creating a mysterious, vast and tranquil atmosphere. The dreamy, broad and profound visual effect conveys the mystery of exploring the universe and the yearning for the unknown world