The front cover of this publication is used well and often! It's a planisphere – a rotating star wheel that can be aligned to any date and time (past, present, and future) to show the night sky for that time period.
•When the star finder is exposed to light, all the big stars will glow in the dark, mimicking how they actually look in the night sky.
•Inside is a collection of more detailed star charts for each of the four seasons.
•The maps are clear and concise, so you can find objects in the sky with binoculars or a telescope by "star hopping."
•The illustrated reference section provides information on different types of objects.
•Celestron Sky Maps are made of 13-1/4" x 11-1/4" waterproof, durable cardstock for years of enjoyment and use.
•The plastic thread holds the sides firmly together, but allows them to be set completely flat for field use.
•The glow-in-the-dark planisphere tells you which constellations are viewable on any given date or time and with just a moment's notice!
•Seasonal star maps show the locations of the best deep sky objects for summer, winter, spring and autumn
•Durable cardboard with a protective coating can withstand even years of use
•The plastic thread allows the star maps to be flat
•For use in the Northern Hemisphere only
