Building Pluto

Pluto and Moon Pluto (1 inch or 2.54 cm diameter) and its moon Charon (1/2 inch diameter or 1.8 cm). Charon will be 8 1/2 inches or 21.6 cm from the middle of Pluto. These are mounted inside the Houlton Information Center, on Rt. 1 at the end of Interstate 95.