Less is known about Galileo himself, however. He had a background in art, often drawing and painting. This training helped him realize what he was observing in the heavens. Specifically, his ...

NASA When the spacecraft’s namesake, Galileo Galilei, first trained his telescope on Jupiter in 1610, he saw only four moons: Io, Europa, Ganymede, and Callisto (arranged in this artificial ...

Galileo Galilei was the founder of modern physics. To assess such a claim requires that we make a giant leap of the imagination to transport us to a state of ignorance about even the most ...

If you can dust off your grade-school summary of Galileo’s life — improving the telescope, discovering four of Jupiter’s moons, pitting science’s heliocentrism against Catholic doctrine ...

Michael Benson / Kinetikon Pictures / Corbis (Jupiter) / Scala / Art Resource ... surviving telescopes known to have been made by Galileo Galilei, the man who helped revolutionize our conception ...

In the 17th century Venetian Republic, professor and scientist Galileo Galilei hears about a new invention – the telescope – and creates one of his own. While the new tool unlocks a universe of ...

Galileo Galilei was born on February 15, 1564 in Pisa, Italy, to Vincenzo Galilei, a famous musician, and Giulia Ammannati, a housewife. The eldest of six children, he went to school in a ...