Add Yahoo as a preferred source to see more of our stories on Google. Galileo, Kepler and Copernicus with planets and orbital diagrams. In this series, The Week looks at the ideas and innovations that ...

This story is a collaboration with Biography.com. Nicolaus Copernicus developed a celestial model of a heliocentric planetary system, which he described in his landmark work De revolutionibus orbium ...

These days, we are treated to glorious images of the cosmos through astrophotography and sophisticated three-dimensional visualizations of the universe. In the early centuries of astronomy, however, ...

On this day almost four centuries ago, the father of modern science was forced to bow to political and religious pressure to ...

Using ground-penetrating radar, researchers discovered an underground chamber containing a 500-year-old compass near Copernicus’ burial site. The compass resembles the one often depicted with ...