Scalable Spiral Galaxy · Interactive 3D Exploration

A draggable, zoomable 3D galaxy webpage built with Three.js: bright galactic core, spiral arms filled with star points, nebulae and dust lanes, a dozen+ planets in different sizes and colors. Drag to orbit, scroll to zoom. Zoom into a planet for a close-up view showing surface, atmosphere, and name. Hover prompts describe the scene; single-file HTML with no external assets. Ideal for space education interactives or model comparison tests.