穿越宇宙深處的巨大世代星艦

Enormous generation ship traveling through deep space, artificial ecosystems visible inside transparent sections, cities built within the spacecraft, stars illuminating metallic surfaces, realistic engineering, cinematic science fiction, photorealistic details, massive scale, awe-inspiring composition, masterpiece, ultra realistic, 8K

blurry, low detail, poor design, cartoon, anime, text, watermark, bad perspective, duplicate structures