Epic cinematic 8k wallpaper featuring Ellen Ripley, with a determined expression, inspired by the Alien movie. She is clad in a meticulously detailed astronaut suit, helmet firmly in place. Her beautifully symmetrical face is highlighted as she stands poised in a shadowy corner of the Nostromo's iconic spaceship interiors. The scene is rich with sci-fi elements, enhanced by state-of-the-art Ray Tracing and ultra-detailed quality, delivering ultra-realistic, promotional art aesthetics. The atmosphere is deepened with overcast reflection mapping, achieving photorealistic cinematic visuals akin to movie-quality production. The VFX post-production is elevated with RTX ray tracing lighting, offering ultra-realistic depth, as though captured on a Canon 5D. Rendered with cutting-edge Redshift technology for unmatched detail in 8K resolution.