scifi_v1, cinematic science-fiction scene. A lone astronaut in a pale spacesuit stands inside a dark metallic observation corridor beside a large panoramic window. A luminous blue Earth-like planet fills the view outside. Blue practical lights and the planet glow reflect on the polished floor. The camera glides along the window and gradually reveals more of the astronaut and the surrounding corridor; the astronaut makes restrained body movements. sound: silent video; no audible speech, music or ambient sound.