The authors have presented and interpreted Johannes Kepler's Latin text to English readers by putting it into the kind of clear but earnest language they suppos

A biography of Johannes Kepler, the astronomer and mathematician who formulated the three laws of planetary motion.

"In 1611, Kepler wrote an essay wondering why snowflakes always had perfect, sixfold symmetry. It's a simple enough question, but one that no one had ever asked

As a student in Germany in the sixteenth century, Johannes Kepler became convinced the Sun was at the center of the planets and the universe operated on the sam

Johannes Kepler (1571-1630) is remembered, along with Copernicus and Galileo, as one of the greatest Renaissance astronomers. A gifted analytical thinker, he ma