Ptolemy

When exploring ptolemy, it's essential to consider various aspects and implications. Ptolemy I Soter - Wikipedia. Ptolemy was king and pharaoh of Ptolemaic Egypt from 305/304 BC to his death in 282 BC, [note 1][3] and his descendants continued to rule Egypt until 30 BC. During their rule, Egypt became a thriving bastion of Hellenistic civilization and Alexandria a great seat of Greek culture. Ptolemy | Accomplishments, Biography, & Facts | Britannica. Ptolemy was an astronomer, mathematician, and geographer who lived during the 2nd century CE.

He is known for his geocentric (Earth-centred) model of the universe. Claudius Ptolemy - World History Encyclopedia. Ptolemy was a keen astronomer, although he was reliant on the naked eye since the telescope was not invented until the early 17th century. What Ptolemy did have access to were masses of astronomical observations taken by ancient Babylonian scientists from the 8th to the 3rd centuries BCE. Claudius Ptolemy - Biography, Facts and Pictures.

Claudius Ptolemy wrote the Almagest, the work that defined astronomy for over 1,000 years. The Almagest included a catalogue of over a thousand stars, recording their positions, constellations, and relative brightnesses; and a mathematical model predicting the movements of the planets. In relation to this, 10 Facts About Ptolemy - Have Fun With History. Ptolemy, whose full name was Claudius Ptolemaeus, was a prominent ancient Greek scholar who lived during the 2nd century AD.

He made significant contributions to various fields, including astronomy, geography, and mathematics. Ptolemy - New World Encyclopedia. Ptolemy, or in Latin Claudius Ptolemaeus (ca. 168 C.E.), was a mathematician, philosopher, geographer, map maker, astronomer, theologian, and astrologer who lived in Alexandria, Egypt. The life of Ptolemy, ancient astronomer | BBC Sky at Night Magazine. Claudius Ptolemaeus (circa AD 100–170), better known as Ptolemy, was a Greco-Roman astronomer, mathematician, geographer and cartographer.

He was a citizen of Alexandria, Egypt, in the 2nd century AD. Ptolemy I Biography - life, family, childhood, children, death, history .... ) was a Macedonian general under Alexander the Great (356–323 B.C.E. ) and founder of the Ptolemaic dynasty of Egypt, a family of fifteen kings—all of whom were named Ptolemy—who reigned over Egypt for more than three hundred years. Additionally, ptolemy - Simple English Wikipedia, the free encyclopedia. Ptolemy's system involved at least 80 epicycles to explain the motions of the Sun, the Moon, and the five planets known in his time.

He believed the planets and sun moved around the Earth in this order: Mercury, Venus, Sun, Mars, Jupiter, Saturn. [3] This system became known as the Ptolemaic system. Ptolemy summary | Britannica. ad 170), Greek astronomer and mathematician.