Learn more about Galileo's telescopes.
Galileo's Telescopes
Early Telescope Designs
Galileo Uses the New Invention
Build Your Own Galilean Telescope
Galileo's Life
The Galileo Project - The Life and Work of Galileo
Biography of Galileo
Virtual Exhibit of Galileo Artifacts
Galileo's Discoveries
Galileo the Scientist
Galileo's Telescopic Discoveries
The Moon's Mountains and Craters
The Discovery of Jupiter's Moons
"The Starry Messenger"