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Oct 2007
37m 54s

Lecture 15: The Watershed - Tycho and Ke...

Richard Pogge
About this episode
In the generation following Copernicus, the question of planetary motions was picked up by two remarkable astronomers: Tycho Brahe and Johannes Kepler. Tycho was a Danish nobleman and brilliant astronomer and instrument builder whose high precision naked-eye measurements of the stars and planets were to be the summit of pre-telescopic astronomy. Kepler was ... Show More
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Oct 2007
Lecture 14b: Copernicus from Au2006
Because my voice recorder malfunctioned 15 minutes into my Lecture on Copernicus on 2007 October 9, I've added this recording of my Copernicus lecture from Autumn Quarter 2006. It is the same basic material, but since I generally improvise on a basic outline, there will be some d ... Show More
42m 1s
Oct 2007
Lecture 14: The Revolutions of Nicolaus Copernicus
In 1543, Nicolaus Copernicus revived Aristarchus' Heliocentric System in an attempt to rid Ptolemy's geocentric system of the un-Aristotelian idea of the Equant. He desired to create a model of the planets that would please the mind as well as preserving appearances. Rather than ... Show More
14m 50s
Oct 2007
Lecture 13: The Harmony of the Spheres - Greek Astronomy
What are the origins of the Geocentric and Heliocentric models put foward to explain planetary motion? This lecture begins a new unit that will chart the rise of our modern view of the solar system by reviewing the highly influential work by Greek and Roman philosophers who elabo ... Show More
40m 20s
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