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Solar system orrery! Tells you where all the planets are at any given time.

Orrery - I move the stars for no one ~ cool labyrinth quote and she says but you have no power over me ~ also one of these is in "the dark crystal" movie

Vintage Navigation Tools. The tools clock wise from left are: a) astrolabe, b) compass with transverse board, c) lead and line, d) quadrant, e) divider. How many did you get right ... me, none!

Nocturnal, Italy, 17th century. A nocturnal is an instrument used to determine the local time based on the relative positions of two or more stars in the night sky

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Equinoxial Pocket Sundial

Equinoxial Pocket Sundial, Germany, 18th century

Viewed from the top, this 18th century device designed by James Ferguson, is an amazingly complex clock. Viewed from the side, its role as an orrery (planetary model) becomes apparent.

Hand-cranked orrery, showing movements of Mercury, Venus, and Earth around the Sun, and the Moon around the Earth Printed, colored, and varnished dial Brass wheels and gears, Sun and Moon, ivory planets. 18th century.

Silver-inlaid brass planispheric astrolabe Spain, probably Toledo, 14th century. Engraved copper alloy inlaid with silver. Source: Aga Khan Museum

This instrument is clear evidence of the links between the astrolabe and astrology. On one side is an astrolabe for a single latitude, and on the other an astrological volvelle, used to find the positions of planets and other celestial bodies, especially in relation to the traditional astrological houses.

Spherical Astrolabe by Musa -This spherical astrolabe is the only complete example of its kind to survive. It was used to make astronomical calculations and is of Eastern Islamic origin. All the inscriptions are in Eastern Kufic Arabic and it is signed ‘Work of Musa’, Musa standing for an unknown instrument maker. Musa, Spherical astrolabe