Planetarium Models

Trippensee® Hand-Driven Illuminated Planetarium Model

A lighted model of the world’s most widely used planetarium. It shows synchronized motions of Venus, Earth, moon, and sun, and other planetary phenomena, including all the important Earth, moon, sun relationships. The light is used to graphically ... More.

Trippensee® Motorized Planetarium

Dramatically demonstrate the relationships of the Earth, sun, moon, and Venus – all in motion simultaneously. Light in the sun follows the revolving Earth to show solar, lunar, and annular eclipses; phases of the moon; reasons for seasonal changes... More.