digital art of Cosmic starry sky, ring background, earth background, astronauts wearing spacesuits outside the space station are repairing faults, high-quality carbon fiber materials, epic scenes, arm posture, heroic posture, complex and precise metal parts, , Astronaut ::, Earth::,beautiful scene,close-up photo,cyberpunk,Mechanical structure,hyperrealism,16K,8Khigh detail,rendered in octane,super wide angle, --upbeta