5 Jul 2005AST 2010: Chapter 21 Orbits & Gravity 5 Jul 2005AST 2010: Chapter 22 Laws of Planetary Motion Two of Galileo’s contemporaries made dramatic.
T YCHO B RAHE / J OHANNES K EPLER P LANETARY M OTION Astro Chapter 3-3.
Update on the 400th Anniversary of Kepler’s Astronomia Nova T. J. Mahoney Instituto de Astrofísica de Canarias.
History of Astronomy
Galileo, Tycho, and Kepler and Kepler. Galileo’s Experiments (1564-1642) Galileo tried something new – doing experiments! Dropping balls to measure gravity.
Role of Tycho Brahe: 18.New, detailed observations of the planetary motions obtained, with the naked eye, by Tycho Brahe (1546-1601), a Danish nobleman,
18 Jan 2005AST 2010: Chapter 21 Orbits and Gravity.
