From the time he wrote 'Mysterium Cosmographicum' in his 20s, Johannes Kepler, unlike his mentor Tycho Brahe, was a staunch believer in the heliocentric model. The results Kepler obtained after years ...

The Kepler telescope, which has provided so much information on planetary bodies outside our solar system, was not idly named. Johannes Kepler, who the telescope was named for, was a German astronomer ...

German astronomer Johannes Kepler was born in December 1571, and throughout his 59 years of life, he contributed immensely to science. He is most well-known, however, for his three laws of planetary ...

Science is always an unfinished project. That’s what makes it so much fun. The process—collecting data, building models to explain how the world works, and then dethroning them with new models—is full ...