Johannes Kepler (/ ˈ k ɛ p l ər /; [2] German: [joˈhanəs ˈkɛplɐ,-nɛs-] ⓘ; [3] [4] 27 December 1571 – 15 November 1630) was a German astronomer, mathematician, astrologer, natural philosopher and writer on music. [5]

2025年1月31日 · Johannes Kepler, German astronomer who discovered three major laws of planetary motion. His discoveries turned Nicolaus Copernicus’s Sun-centered system into a dynamic universe, with the Sun actively pushing the planets around in noncircular orbits.

The most complete biography of Kepler is Max Caspar's Kepler. Though there are a number of more recent biographies, most are based on Caspar's work with minimal original research; much of the information cited from Caspar can also be found in the books by Arthur Koestler, Kitty Ferguson, and James A. Connor.

Kepler.gl is a powerful web-based geospatial data analysis tool. Built on a high performance rendering engine and designed for large-scale data sets. Kepler.gl turns two years old!

The most complete biography of Kepler is Max Caspar's Kepler. Though there are a number of more recent biographies, most are based on Caspar's work with minimal original research; much of the information cited from Caspar can also be found in the books by Arthur Koestler, Kitty Ferguson, and James A. Connor.

约翰尼斯·开普勒（德语：Johannes Kepler），德国天文学家、数学家与占星家，1572年1月6日（儒略历1571年12月27日）生于神圣罗马帝国符腾堡（现属德国）的威尔德斯达特镇，1630年11月15日因病卒于巴伐利亚公国雷根斯堡，享年58岁。

2023年12月22日 · A biography of Johannes Kepler, from his troubled childhood to his mission to mathematically formalize Copernicus' heliocentric model by finding divine reasoning within the orbits of the planets...

2023年8月30日 · Johannes Kepler (1571-1630) was a German astronomer and mathematician most famous for creating what was up to that point the most accurate model of planetary astronomy with his three laws of planetary...

2011年5月2日 · As a convinced Copernican, Kepler was able to defend the new system on different fronts: against the old astronomers who still sustained the system of Ptolemy, against the Aristotelian natural philosophers, against the followers of the new “mixed system” of Tycho Brahe—whom Kepler succeeded as Imperial Mathematician in Prague—and even ...

2009年3月6日 · The Kepler spacecraft was launched into an earth trailing orbit and stared at a 100 sq. degree patch of sky near Cygnus in order to measure the brightness variations of about 200,000 stars. Its primary mission was to find exoplanets transiting these stars and to determine the prevalence of exoplanets in the Galaxy.