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Helios Orrery & Star Dome

£403.89

EACH

SKU: SEL1042 Categories: , ,

Product Description

A complete fully-electric system for studying the planets and stars. Watch as the planets ¨C from Mercury to Saturn – revolve around the Sun at their correct relative speeds. Show how the stars and constellations have fixed locations in space whilst the planets orbit the Sun. Position the planets for any year and month up to 2020 and look through the dome to see which stars should appear in the sky for given times of the year. Includes comprehensive instructions and teaching guide. Main or battery operated. Base diameter: 36 cm. Height with dome 32 cm.

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