Johannes Kepler (27 December, 1571 – 15 November, 1630), a kenspeckle chiel in the scientific revolution, wis a German astronomer, mathematician an astrologer. He is best kent for his laws o planetary motion, pit furth in the twa beuks Astronomia nova an Harmonices Mundi.
Kepler wis a professor o mathematics at the Varsity o Graz, court mathemateician ti Emperor Rudolf II, an coort astrologer ti General Wallenstein. Aerlie in his career, Kepler wis an asseistant ti Tycho Brahe. Kepler's career wis at the same time as Galileo Galilei's ane.
Fremmit airtins 
- Annotation: Posner Family Collection in Electronic Format Harmonices mvndi The Harmony of the Worlds in fulltext facsimile in Latin
- Full text of Kepler by Walter W. Bryant, from Project Gutenberg
- Kepler and the "Music of the Spheres"
- Johannes Kepler Directory
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This science-relatit airticle's a stub. Ye can gie Wikipædia a haund bi eikin til it.