Geocentric model wasn't until Kepler demonstrated a physical observation that could show that the physical sun is directly involved in determining an orbit that a new model was required. The Ptolemaic order of spheres from Earth outward is: Ptolemy did not invent or work out this order, which aligns with the ancient Seven Heavens religious cosmology common to the major Eurasian religious traditions. It also follows the decreasing orbital periods of the moon, sun, planets and stars. Muslim astronomers generally accepted the Ptolemaic system and the geocentric model, but by the 10th century texts appeared regularly whose subject matter was doubts concerning
Central Belt Central Belt The Central Belt of Scotland is the area of highest population density within Scotland. It has a population of about 3.5 million covering an area of approximately 10,000 km, including Greater Glasgow, Ayrshire, Falkirk, Edinburgh, Lothian and Fife. Despite the name, it is not geographically central but is nevertheless situated at the 'waist' of Scotland on a conventional map and the term 'central' is used in many local government, police and NGO designations. It was formerly known as the Midlands or Scottish Midlands, but this term has fallen out of fashion. The Central Belt lies between the Highlands