Humans have gazed at the night sky for thousands of years, and found it pretty interesting. They learned that you could navigate using the celestial map and, over time, also learned that certain events could be predicted. These learned people were quite prized by their brethren, and their endeavors helped advance our understanding of the world.

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Johannes Kepler

1571, Dec 271594-16301630, Nov 15
a German mathematician, astronomer, and astrologer. A key figure in the 17th century scientific revolution, he is best known for his laws of planetary motion, based on his works Astronomia nova, Harmonices Mundi, and Epitome Astronomiae Copernicanae. These works also provided one of the foundations for more
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Maria Margarethe Kirch

1670, Feb 251690s-1710s1720, Dec 29
a German astronomer, and one of the first famous astronomers of her period due to her writings on the conjunction of the sun with Saturn and Venus and Jupiter and Saturn. Also discovered a previously unknown comet, the so-called "Comet of 1702" (C/1702 H1), becoming the first woman to make such a discovery.
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Daniel Kirkwood

1814, Sep 271839-18951895, Jun 11
an American astronomer. Kirkwood was born in Harford County, Maryland to John and Agnes (née Hope) Kirkwood. He graduated in mathematics from the York County Academy in York, Pennsylvania in 1838. After teaching there for five years, he became Principal of the Lancaster High School in Lancaster, Pennsylvania, and after another five years he moved on to beco...
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