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Rudolf Wolf: Quick Facts

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Facts

Also Known As Johann Rudolf Wolf
Born July 7, 1816 • Switzerland
Died December 6, 1893 (aged 77) • Zürich • Switzerland
Subjects Of Study Wolf’s sunspot number • sunspot cycle
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Richard Christopher Carrington
British astronomer
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Samuel Heinrich Schwabe
German astronomer
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Didier Queloz
Swiss astronomer
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Michel Mayor
Swiss astronomer
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Fritz Zwicky
Swiss scientist
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Robert Julius Trumpler
American astronomer
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Fred L. Whipple
American astronomer
Johannes Kepler
Johannes Kepler
German astronomer
Nicolaus Copernicus
Nicolaus Copernicus
Polish astronomer
Galileo
Galileo
Italian natural philosopher, astronomer, and mathematician
Giordano Bruno
Giordano Bruno
Italian philosopher
Engraving of six astronomers, with Hipparchus seated at center and, from left to right, Galileo, Johannes Hevelius, Tycho Brahe, Nicolaus Copernicus, and Ptolemy standing, each holding scientific instruments.
Hipparchus
Greek astronomer
William Herschel
William Herschel
British-German astronomer
Al-Bīrūnī, Afghan commemorative stamp, 1973.
al-Bīrūnī
Persian scholar and scientist
Engraving portrait of Carl Friedrich Gauss wearing a cap and formal 19th-century clothing, with detailed shading around his face and upper body.
Carl Friedrich Gauss
German mathematician
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Henry Norris Russell
American astronomer
Roger Bacon
Roger Bacon
English philosopher and educational reformer
How did Ptolemy explain retrograde motion?
Ptolemy
Egyptian astronomer, mathematician, and geographer
Painting of Danish astronomer Tycho Brahe wearing a black robe with a white ruffled collar and a gold chain necklace with a large pendant.
Tycho Brahe
Danish astronomer
Edmond Halley
Edmond Halley
British scientist

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