Cinematic 8k wallpaper depicting Ellen Ripley from the Alien movie, clad in an astronaut suit with her helmet on and visor closed, gazing upwards in a dynamic action pose. She's standing amidst the detailed interiors of the Nostromo space shuttle, exuding a sci-fi aura enhanced by Ray Tracing and chiaroscuro. Her expression is stoic, captured in ultra-realistic quality that resembles movie promotional art. The scene uses overcast reflection mapping to accentuate her features with hyperphotorealistic detail and rim lighting, achieving an epic realistic effect. Inspired by a Canon 5d shot, the visual is rendered in octane with 8K clarity, blending subtle creative touches for an awe-inspiring, immersive experience.