Ibn-al-shatir's lunar model from which Copernicus is reported to have borrowed in composing his cosmological model. Credit: This work is in the public domain in the ...

Far back in 1508, with only limited tools at his disposal, Nicolaus Copernicus developed a celestial model of a heliocentric planetary system, which he described in his landmark work De revolutionibus ...

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 ...

Ibn-al-shatir's lunar model from which Copernicus is reported to have borrowed in composing his cosmological model. Credit: This work is in the public domain in the United States. New research has ...