Tag Archives: copper

Tycho Brahe (2007)

Tycho Brahe (1546-1601) was the last great astronomer to work without a telescope. His observations of the motions of the sky were, at the time, the most accurate ever recorded. Indeed his assistant, Kepler, used his measurements to support the heliocentric view of the solar system. Tycho himself did not subscribe to this theory, and […]