Discovery and exploration of the Solar System that moved through the sky. Although the Greek philosopher Aristarchus of Samos had speculated on a heliocentric reordering of the cosmos, Nicolaus Copernicus in the 16th century developed a mathematically predictive heliocentric system. His 17th-century successors, Galileo Galilei, Johannes Kepler, and Isaac Newton, developed a modern understanding of physics that led to the gradual acceptance of the idea that Earth moves around the Sun and that the planets are governed by the same physical laws that govern Earth. In more recent times, this led to the investigation of geological phenomena such as mountains and craters and seasonal meteorological phenomena such
The Royal Hunt of the Sun Music is a key element to this play, more so than any other by Peter Shaffer. He wanted strange and disturbing sounds produced on primitive instruments such as saws, reed pipes, drums (tablas and bongos) and cymbals to create the aural world of 16th Century Peru. Shaffer was so impressed with Marc Wilkinson's score for "The Royal Hunt Of The Sun", which he has described as "perhaps the best score for a play to be written since Grieg embellished "Peer Gynt"", that he now considers it integral to the play. The staging is relatively simple: an upper and lower part