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SIR JOHN HERSCHEL
SIR JOHN HERSCHEL
Berkshire, England (1792 - 1871)
Sir John Frederick William Herschel was an English mathematician, astronomer, chemist, experimental photographer and inventor. The son of astronomer Sir William Herschel, he originated the use of the Julian day system in astronomy. He named seven moons of Saturn and four moons of Uranus.
 

Enjoy these insightful and educational video clips drawn from over 70 hours of interviews with the world's leading figures in astronomy, shot during the filming of 400 Years of the Telescope.

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Geoff Chester

Establishment of the US Naval Observatory
Geoff Chester - US Naval Observatory

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Geoff Chester

Discovery of Phobos and Deimos
Geoff Chester - US Naval Observatory

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Geoff Chester

Timekeeping at the US Naval Observatory
Geoff Chester - US Naval Observatory

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Geoff Chester

Use of the US Naval Observatory
Geoff Chester - US Naval Observatory

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Chris Corbally

Aristotle to Galileo: changing views of physics
Chris Corbally - Vatican Observatory

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Chris Corbally

Digital detectors
Chris Corbally - Vatican Observatory

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Chris Corbally

Establishment of the Vatican observatory
Chris Corbally - Vatican Observatory

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Chris Corbally

Galileo and Copernicus
Chris Corbally - Vatican Observatory

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Chris Corbally

Galileo and the Church
Chris Corbally - Vatican Observatory

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Chris Corbally

Harvard work on spectra
Chris Corbally - Vatican Observatory

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