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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.
 

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400 Years of the Telescope Project   WORD
September 6, 2008
The 400 Years of the Telescope project is an exciting multimedia celebration of Galileo's first telescopic observations of the cosmos, and the resulting journey of discovery for humanity.

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