Celestron Sky Maps: A Seasonal Guide to the Stars, Planets, and Nonstellar Objects Battery Mount Set 21 different types of track

21 different types of track to choose from

Support parts for Robot Go

Authentic accessories – The Sorting Hat

Free Style

Celestron Sky Maps: A Seasonal Guide to the Stars, Planets, and Nonstellar Objects Battery Mount Set 21 different types of trackFeatures: Glow in the dark planisphere tells you which constellations are up for any date or time, and at a moments notice! Seasonal star charts display the locations of the best deep sky objects for summer, winter, spring, and autumn Heavy card stock with a protective overcoat holds up to years of use Plastic spiral binding lets star charts lay flat For use in the Northern Hemisphere only