A young woman in a futuristic exo suit stands confidently amidst a dramatic sci-fi scene, with her full-body armor glistening under complex cinematic lighting. In the background, a towering nuclear explosion unfurls, its vibrant blast wave and swirling nuclear ash painting a haunting yet beautiful landscape. The scene captures the essence of atomic fission's raw power, rendered in stunning 8K UHD detail. The composition mirrors the high-intensity aesthetic of movie stills, with a hyper-realistic and photorealistic style that evokes acceleration and the flash of light. The long exposure adds a dynamic sense of speed, accentuating the explosion's fiery brilliance. This scene is staged with an artistic touch, balancing the futuristic and cinematic elements within a third-person view in a tall 9:16 aspect ratio, ensuring a breathtaking visual experience.