A single 30-minute exposure captures the slow, imperceptible rotation of the Earth as streaks of light trace across the photographic surface, making visible the otherwise unfelt movement of our planet through space. Nomura transforms time itself into a tangible, measurable substance, using the camera as a scientific instrument to document a cosmic phenomenon on an intimate, human scale. The chromogenic print renders this celestial motion in rich, luminous color, grounding an astronomical truth in the precise specificity of a single afternoon in November 1979.