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Archive: "history of astronomy" Tag

Johannes Kepler at 450

During late 2021, libraries, museums and universities around the world celebrated the 450th anniversary of the birth of astronomer Johannes Kepler. Kepler was born December 27, 1571 near Stuttgart in modern Germany. Kepler is best known today for his three laws of planetary motion, developed from years of studying the motion of the planet Mars. …

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From the Vaults: Copernicus

Listen to HBLL librarians Tom Stephens and Maggie Kopp talk about the significance of Nicolaus Copernicus and the transmission of his famous book De Revolutionibus on BYU Radio’s Top of Mind with Julie Rose, May 24, 2016 episode.

Banned Books Week

The American Library Association’s 2015 Banned Books Week takes place Sep. 28-Oct. 2, celebrating the freedom to seek information and express views, even unpopular ones. The History of Science Collection contains plenty of examples of works which were unpopular and unaccepted at some point in time. Nicolaus Copernicus’ De revolutionibus orbium coelestium (On the revolutions …

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A very rare comet pamphlet

Special Collections’ newest addition to the History of Science collection is a comet pamphlet by Polish astronomer Johannes Hevelius. The Epistola ad amicum de cometa, anno 1677 (in English: Letter to a Friend on the Comet of 1677) is Hevelius’s rarest publication – only one other copy exists in North American libraries. Hevelius (pictured here …

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Giovanni Cassini

September marks the 300th anniversary of the death of Giovanni (Jean) Cassini, the Italian astronomer. Cassini discovered four of Saturn’s moons and was a co-discoverer of Jupiter’s Great Red Spot. He spent the first 20 years of his career at an observatory outside Bologna, Italy, and later became the director of the main astronomical institute …

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Renaissance astronomy in the news

Renaissance astronomy is in the news again, this time because a group of Czech and Danish scientists are testing the remains of Danish astronomer Tycho Brahe, who died in 1601.  Brahe’s astronomical observations provided the foundation for the work of Johannes Kepler and other astronomers, but he is also remembered for the rumors which swirled …

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