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Astronomers
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1625, Jun 81648-16831712, Sep 14
an Italian mathematician, astronomer, astrologer and engineer, born in Perinaldo, known for his work in the fields of astronomy and engineering. Cassini most notably discovered four satellites of the planet Saturn and noted the division of the rings of Saturn (with the Cassini Division becoming named after him). Giovanni Domenico Cassini was also the first of his family to begin work on the project of creating a topographic map of France.
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10/25/1671-Giovanni Cassini discovers Iapetus, satellite of Saturn
12/23/1672-Giovanni Cassini discovers Rhea, a satellite of Saturn
08/18/1686-Giovanni Cassini reports seeing a satellite orbiting Venus 
 Mentions (1)
Jean Richer
...French Academy of Sciences, under the direction of Giovanni Cassini. Between 1671 and 1673 he performed experiments and...
 Contemporaries
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Giovanni Cassini1625, Jun 81648
 
16831712, Sep 14

Godefroy Wendelin1580, Jun 61599
 
16521667, Oct 24
 a Flemish astronomer. The crater Vendelinus on the Moon is named after him. Around 1630 he measur...
Pierre Gassendi1592, Jan 221617
 
16531655, Oct 24
 a French philosopher, priest, scientist, astronomer, and mathematician. While he held a church po...
Muhammad Salih Tahtawiunknown1659
 
 
1660unknown
 a Mughal metallurgist, astronomer, geometer and craftsman, was born and raised in Thatta, Sindh ...
Ismael Bullialdus1605, Sep 281632
 
16671694, Nov 25
 a famous astronomer and mathematician during the seventeenth century. He published several books,...
Adrien Auzout1622, Jan 281640
 
16691691, May 23
 a French astronomer. Auzout made contributions in telescope observations, including perfecting th...
Giovanni Battista Riccioli1598, Apr 171628
 
16711671, Jun 25
 an Italian astronomer and a Catholic priest in the Jesuit order. He is known, among other things,...
Johannes Hevelius1611, Jan 281630
 
16831687, Jan 28
 an astronomer he gained a reputation as "the founder of lunar topography" and described ten new c...
Christiaan Huygens1629, Apr 141649
 
16931695, Jul 8
 a prominent Dutch mathematician, scientist, astronomer, physicist, probabilist and horologist. Hi...
John Flamsteed1646, Aug 191662
 
17191719, Dec 31
 an English astronomer and the first Astronomer Royal. His main achievements were the preparation ...
Isaac Newton1642, Dec 251665
 
17261726, Mar 20
 an English physicist and mathematician (described in his own day as a "natural philosopher") who ...
Edmond Halley1656, Nov 81675
 
17421742, Jan 14
 an English astronomer, geophysicist, mathematician, meteorologist, and physicist who is best know...
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