Pierre Rousseau (essay date 1959)
SOURCE: "The Four Great Names in the Conquest of the Skies," in Man's Conquest of the Stars, translated by Michael Bullock, W. W. Norton and Company, Inc., 1959, pp. 104-41.
[In the following excerpt, Rousseau gives a detailed synopsis of the work and contribution of each of the major revolutionary astronomers after Copernicus to the establishment of the heliocentric theory. Rousseau begins with Tycho Brahe and ends with Galileo, placing special emphasis on their fresh observations of the stars and planets with new instruments and showing how these led to finally dismantling the old geocentric model of the universe.]...
(The entire section is 24520 words.)