With the Manual Orbiter Planetarium for astronomy and space science, demonstrate the relationship between the Sun, the Earth and the Moon without draining your budget. Hand-operated working model.
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Demonstrate the relationship between the Sun, the Earth and the Moon without draining your budget! The orbiter is a hand-operated working model designed to show basic Earth and Moon motions and explain the causes of the seasons and phases of the Moon. A special transparent hemisphere, or shadow, can be snapped around half of the Earth to show day and night. Teacher’s guide with background, student experiments and projects is included. Overall planetarium size: 12" H × 20" L.