Epic cinematic 8k wallpaper capturing Ellen Ripley with a determined expression, inspired by the Alien movie. She wears an exquisitely detailed and ornate astronaut suit, with beads of sweat glistening on her cheeks and forehead. Her beautifully symmetrical face holds a look of fierce determination as she poses dynamically within the Nostromo space shuttle's intricate interiors. The scene is filled with sci-fi elements, employing ultra-detailed and realistic Ray Tracing. Designed as promotional art, the image features overcast reflection mapping with photorealistic quality, akin to movie production standards. Enhanced by VFX post-production and RTX ray tracing lighting, the visual feels as if captured on a Canon 5D camera in stunning 8K resolution.