Two Small Pieces of Glass

Telescopes help us understand our place in space and telescopes continue to expand our understanding of the Universe. Discover the history of the telescope — an instrument with two small pieces of glass — and the discoveries these wonderful tools have made. See how telescopes work and how the largest observatories in the world use these instruments to explore the mysteries of the universe. While looking through an astronomer’s telescope, you will explore the Galilean Moons, Saturn’s rings, and spiral structure of galaxies and learn about the discoveries of Galileo, Huygens, Newton, Hubble and many others. You’ll be transported to some of the largest observatories in the world, as well as learn about recent NASA missions including the Hubble Space Telescope.

It is suitable for grade levels sixth through twelfth.