A stunning full-body portrait of a young woman clad in a sophisticated sci-fi exo suit and armor, captured against the dramatic backdrop of a nuclear explosion. The scene is alive with a dynamic blast wave and swirling nuclear ash, illustrating the intricate process of atomic fission. The image is rendered in breathtaking detail, akin to a movie still in 8K UHD, exuding a cinematic, futuristic style with science fiction appeal. The photograph is infused with photorealism and hyper-realism, capturing the essence of acceleration and a bright flash of light as if in motion. This painting-like scene is staged from a third-person viewpoint, employing complex lighting and long exposure techniques to create a mesmerizing atmosphere in a vertical 9:16 format.