Planetarium - Orbiter Solar SystemExperience the motions of the solar system in an interactive way with the Planetarium Orbiter Solar System. This heliocentric model visually represents planetary orbits, sizes, and spacing, helping students conceptualise solar system dynamics. The inner planets spin swiftly around the sun while outer planets move slowly, mimicking their real orbital speeds and fostering a more intuitive grasp of celestial motion and scale. Why this product is