Edmond Halley

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Edmond Halley

England 1656 – 1742

Teachers:Christiaan Huygens; Galileo; John Flamsteed; Tycho Brahe; Johannes Kepler; Edward Bernard; Nicholas Copernicus;

Students:

Friends / Enemies /Partners for a while: Gottfried Wilhelm Leibniz; Robert Hooke; Isaac Newton; Johannes Hevelius; Mary Tooke , wife;

Organizations: The Royal Society; Royal Greenwich Observatory;

Author: An Estimate of the Degrees of the Mortality of Mankind (1693);Considerations on the Changes of the Latitudes of Some of the Principal Fixed Stars (1718); A Synopsis of the Astronomy of Comets (1715)

Comments: Astronomer, 2nd at Greenwich Observatory; computing the orbit of the eponymous Halley's Comet; convince Isaac Newton convinced him to write the Philosophiæ Naturalis Principia Mathematica (1687); built a diving bell,; hollow Earth theory, a shell about 500 miles thick, two inner concentric shells and an innermost core, about the diameters of the planets Venus, Mars, and Mercury; created life annuities chart;

Resources: http://en.wikipedia.org/wiki/Edmond_Halley