Epic cinematic 8k wallpaper featuring Ellen Ripley, her face a blend of resolution and fear, inspired by the essence of the Alien movie. Dressed in her signature wife beater, she strikes an action pose, captured in a half-body shot. Her forehead and cheeks glisten with sweat as she presses her back firmly against the dimly lit walls of the Nostromo space shuttle. This wide-angle, close-up, centered composition places her in a dark, sci-fi environment, highlighted by intricate ray tracing and rim light effects. Ultra-detailed and of the highest quality, this cinematic depiction exudes a stoic and moody atmosphere. It features ambient lighting with 4k lumen reflections and dramatic Rembrandt lighting for high contrast. The shallow focus, enhanced by RTX ray tracing lighting, brings ultra-realism to the octane-rendered scene, capturing Ripley's determination in stunning 8K resolution with subtle creative touches that retain the core of the iconic character and setting.