Epic cinematic 8k wallpaper of Ellen Ripley, determination etched on her symmetrical face. She stands in the shadowy corners of the Nostromo's industrial interiors, encased in a complex astronaut suit with a reflective helmet. The scene captures the essence of sci-fi with ultra-realistic, photorealistic detail, showcasing advanced ray tracing and overcast reflection mapping. The dark ambiance is enhanced with cinematic VFX post-production, achieving a movie-quality aesthetic. Captured in the style of a shot on a Canon 5D with Redshift render, this promotional art boasts the highest detail quality, using RTX ray tracing lighting to create an unparalleled ultra-realistic depiction.