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Transcript of Giovanni Cassini
Died Sept. 14, 1712 at age 87
Taught at University of Bologna
Worked in Paris, France as the director of the
Son: Jacquel Cassini, who followed his father
as director of the Paris Observatory
Child of Jacob Cassini, a Tuscan General Facts Between 1671 and 1684, Cassini discovered four of Saturn's moons
Dione Major Discoveries Cassini could never have discovered anything without a telescope, which was invented during his lifetime by Christiaan Huygens in 1655.
The Age of Discovery ended during his life time, enabling Cassini to use the tools of that age in astronomy. World Events Originally, Cassini wanted to study astrology
In 1673, Cassini changed his name to Jean-Dominique Cassini after becoming a citizen of France
The Pope hired Cassini to control the flooding of the Po river Did You Know? Yet if hope has flown away In a night, or in a day, In a vision, or in none, Is it therefore the less gone? All that we see or seem Is but a dream within a dream.
-Giovanni Cassini The Quote http://www-history.mcs.st-and.ac.uk/Biographies/Cassini.html
http://economictimes.indiatimes.com/topic/Giovanni-Domenico-Cassini/quotes References Cassini also discovered the distance between Saturn's Rings He also calculated the distance from Earth to Mars Discovered the Zodiacal Light, an effect of a small cloud of particles around the sun.