Desktop Planetarium – an armillary sphere

Kit for a classical armillary sphere, the standard instrument for observational astronomy for over 2000 years.

With this beautiful desktop planetarium you can easily visualise the movement of the Sun, Moon, planets, and fixed stars above and below the horizon for any location on Earth and any day of the year. A real gem, not only as an astronomical instrument and teaching tool, but also as a fantastic showpiece.

Features:

* Meridian adjustable for all angles including north and south pole

* Ecliptic with dates, degree scale, and stellar constellations

* Equinoctial with apparent local time, twilight zones, and lengths of day and night

* Lunar orbit with moveable nodes and eclipse indicators

* Foam rubber planets that can be positioned freely on the ecliptic

* Constructed from four layers of cardboard, nearly as strong as laminated wood

* Pre-punched kit with gold, black, red, blue, and white printing.

* Construction time: 8-12 hours

Includes: planet spheres, axles, and PVC bearings.

Height: 34 cm, Diameter: 33 cm. Delivery free in the UK.