Featuring scale models of the planets, you’ll be amazed to see just how tiny the Earth and Mars are in comparison to the size of our Sun. Discover interesting facts about all 8 planets along with Pluto the dwarf planet, the Asteroid Belt, and the Kuiper Belt. Build your very own Solar System at the Solar System Creator. Learn about the amazing science being done in our Solar System by researchers here at the University of Arizona. Plus, you’ll learn about NASA’s new OSIRIS-REx mission to return a sample from an asteroid. The University of Arizona is leading this breakthrough mission and the mission headquarters is right here in Tucson!