Ellen Ripley from the Alien movie series in an 8K cinematic wallpaper, depicted as an astronaut with her helmet on and visor closed. She stands in an action pose, gazing upwards, set against the intricate interiors of the Nostromo space shuttle. The scene is depicted in a detailed sci-fi style with Ray Tracing that emphasizes ultra-detailed chiaroscuro effects. The hyper-realistic and epic quality of the image combines nuanced overcast reflection mapping with rim lighting for added depth. The composition resembles high-end promotional art with a stoic and cinematic aesthetic, akin to a photograph shot on a Canon 5D using Octane Render, ensuring ultra-realistic, movie-quality visuals.