Epic cinematic 8k wallpaper of Ellen Ripley with a resolute and intense expression, inspired by the Alien movie. She's wearing a white, tattered and dirty tank top, captured in a wide-angle and dynamic action pose. Her face glistens with sweat on her forehead and cheeks, conveying determination. The scene is a half-body, close-up shot that is photorealistic and cinematic, showcasing movie-quality detail with VFX post-production. Utilizing RTX ray tracing lighting and ultra-realistic, hyper-detailed visuals, the image is in high definition, HDR, 4K, and 8K, as if shot on a Mitchell BNC camera with Octane render. Small creative touches enhance the core essence of the original inspiration.