With the Illuminated Orbiter Planetarium for astronomy and space science, illuminate the Sun to demonstrate daylight, night, seasons, and phase of the Moon. Gear-driven model.
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Illuminate the Sun to demonstrate daylight, night, seasons, and phase of the Moon. The Sun, Earth, and Moon manually revolve around one another in this gear-driven model. Earth and Moon are to scale. Arm is 15", Sun is 6", and the Earth is 4". Includes an 8-page packet with student activities. 6' power cord plugs into a standard wall outlet. 25½" x 16" x 10½".