Ellen Ripley from the Alien movie in an epic cinematic 8k wallpaper, wearing an astronaut suit with the helmet on and visor closed, gazing upwards in an action pose amidst the intricate interiors of the Nostromo space shuttle. This sci-fi scene features ultra-high detail, blending realistic chiaroscuro lighting and sophisticated Ray Tracing. Enhanced with overcast reflection mapping, the image radiates hyperphotorealistic quality, showcasing a stoic presence with rim lighting. The promotional art captures a movie-quality essence, as if shot on a Canon 5D with Octane Render, in ultra-realistic and meticulously detailed 8K resolution, presenting an epic, immersive visual narrative.