Geocentric model work, the "Almagest", was the culmination of centuries of work by Hellenic, Hellenistic and Babylonian astronomers. For over a millennium European and Islamic astronomers assumed it was the correct cosmological model. Because of its influence, people sometimes wrongly think the Ptolemaic system is identical with the geocentric model. Ptolemy argued that the Earth was a sphere in the center of the universe, from the simple observation that half the stars were above the horizon and half were below the horizon at any time (stars on rotating stellar sphere), and the assumption that the stars were all at some modest distance
The Places in Between The Places in Between "The Places in Between" is a travel narrative by British writer and Member of Parliament Rory Stewart, detailing his solo walk across north-central Afghanistan in 2002. Stewart arrives in Afghanistan in January 2002, beginning his journey in Herat and proceeding on foot to Kabul. He is initially accompanied by two armed guards, Qasim and Abdul Haq, at the insistence of Governor Yuzufi but travels without human company for most of his walk, accompanied only by his dog, Babur. On his journey, Stewart encounters many of Afghanistan’s most notable historical sites, including the Minaret of Jam, the