The Smithsonian Astro Lab Planetarium includes a solar system with nine revolving planets, light-up sun, projecting planetarium with a evening sky dome. The Dual-function planetarium projects the evening sky onto your ceiling or serves as a light-up solar system model. The Planetarium can be changed from one function to another in minutes.

Set includes: 9 assembled planets, 9 orbit rods, 1 Light-Up unit with base, 1 evening sky dome (Northern Hemisphere-Summer Sky), 1 Light-Up Sun and a detailed instruction booklet written by a Smithsonian scientist. Patented.

Requires 4 AA batteries (not included)

Ages 8 and up.