Johannes Kepler and Galileo Galilei were contemporaries, standing midway in time between Copernicus and Isaac Newton. They were the primary figures who made the radical sun-centered cosmology ...

Of all the patriarchs of science, Johannes Kepler is the least known. We often talk of Isaac Newton and his law of universal gravity (and laws of motion, and the calculus, and laws of optics), of ...

The International Astronomy Union and the United Nations Educational, Scientific and Cultural Organization (UNESCO) have designated this year as the International Year of Astronomy 2009 in tribute to ...

Zielona Gora, Poland—The great German astronomer Johannes Kepler (1571–1630) arrived in this forested region to serve his last employer exactly 380 years ago—reason enough for some two dozen science ...

Introduction : astronomy before Kepler -- Kepler's early life -- Graz (1594-1600), the mystery of the universe -- Kepler and Tycho -- Prague (1600-1612), the new astronomy -- Prague, many new things - ...

Somewhat eclipsed in popular culture by his great Italian contemporary Galileo Galilei, Johannes Kepler is finally achieving the iconic status he has long held in science. In 2009, the ...

Using modern techniques, researchers have re-examined Johannes Kepler's half-forgotten sunspot drawings and revealed previously hidden information about the solar cycles before the grand solar minimum ...

Challenging the status quo often invites skepticism. Think of pioneers like Copernicus and Vibhishan, who were scorned for ...