Use the Miller Planisphere to identify starts, planets and constellations 24 hours a day, 365 days a year. The all plastic wheel chart allows you to select the month, date and time of day to see what stars you are looking at in the sky. As seen in the Smithsonian National Air and Space Museum.
Features:
•Plastic wheel
•Identify: stars, planets & constellations
•Shows position of stars 24 hours a day, 365 days a year
•Size: Small-5.5", Large-10.5"