Galileo: Scientist, Astronomer, Visionary Modern science owes a great deal to Galileo Galilei (1564-1642) the Italian scientist, astronomer, and mathematician. His discoveries enabled great paradigm shifts in science and paved the way for space travel in the 20th and 21st Centuries. This hands-on, interactive exhibition engages visitors by revealing the secrets of Galileo’s groundbreaking science through interactive experiments and exhibits.