Doug West
ASIN: B011SJ0DOY
Publisher: Amazon.com Services LLC
Pages: 42
Galileo Galilei grew up in a time when nearly everyone thought the Earth was the center of the universe and the Sun and the planets revolved around the Earth. His intellectual world was dominated by the work of the ancient philosopher Aristotle. Science as we know it today was just starting to emerge from the dark ages and it was blended with religion so that the two were hard to distinguish between. -- Galileo’s work included a radial improvement in a parlor toy called a spyglass, which he turned into a working instrument of astronomy, the military, and mariners. With his small telescope he opened up the night sky and discovered the Moon is not smooth but rather covered with peaks and valleys similar to the Earth, that the planet Jupiter had moons that orbited the planet, and that the planet Venus showed phases as it orbited the Sun — similar to the phases of the Moon. --Once the local ...