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.

Scientists analyzed famed astronomer Johannes Kepler’s 1607 sketches of sunspots to solve a mystery about the sun’s solar ...

Scientists analyzed famed astronomer Johannes Kepler’s 1607 sketches of sunspots to solve a mystery about the sun’s solar cycle that has persisted for centuries. CNN values your feedback 1.

Scientists decode Johannes Kepler’s 417-year-old sunspot drawings, solving a long-standing mystery about solar cycles and the grand solar minimum.

Johannes Kepler, depicted here in an engraving made centuries after his death, was a true Renaissance man who worked in a variety of fields, including astronomy, astrology, and music.

It was not Galileo Galilei or Thomas Harriot but Johannes Kepler who left the earliest datable sunspot drawing. An international team led by Nagoya University in Japan has made a significant ...

Scientists analyzed famed astronomer Johannes Kepler’s 1607 sketches of sunspots to solve a mystery about the sun’s solar cycle that has persisted for centuries.

Scientists analyzed famed astronomer Johannes Kepler’s 1607 sketches of sunspots to solve a mystery about the sun’s solar cycle that has persisted for centuries. CNN values your feedback 1.