PPT Slide Ptolemy To Brahe Nicolaus Copernicus (1473 - 1543) Copernicus was “offended” aesthetically by another of Ptolemy’s devices, the equant….. He noticed that conjunctions between Jupiter and ...

The Almagest (Ptolemy, 2nd Century AD), De revolutionibus (Copernicus, 1543) and Harmonices Mundi (Kepler 1619) will be on view Tuesday, January 22 thru Sunday, February 10, 2019.

50 years ago Nicolaus Copernicus: An Essay on his Life and Work. By Fred Hoyle — Nearly everyone is ready to honour Copernicus, yet very few can explain exactly what he achieved.