Epic cinematic 8k wallpaper of Ellen Ripley, determination etched on her face, from Alien movie, in a battle-ready stance, wearing a weather-beaten, grimy, white tank top, wide angle, dynamic half-body shot, forehead and cheeks glistening with sweat, close-up, photorealistic, cinematic quality, enhanced VFX post-production, lit with RTX ray tracing, ultra-realistic, hyper-detailed, HD, HDR, captured in 8K, shot on a Mitchell BNC camera, utilizing Octane render, showcasing enhanced textures and depth.