About the Book
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 70. Chapters: Ancient Chinese astronomers, Ancient Greek astrologers, Ancient Greek astronomers, Ancient Roman astrologers, Ancient Roman astronomers, Babylonian astronomers, Hipparchus, Ptolemy, Eratosthenes, Anaximander, Pytheas, Hypatia, Eudoxus of Cnidus, Zhang Heng, Aristarchus of Samos, Naburimannu, Kidinnu, Menelaus of Alexandria, Marcus Manilius, Andronicus of Cyrrhus, Posidonius, Sporus of Nicaea, Aratus, Conon of Samos, Gaius Julius Hyginus, Julius Firmicus Maternus, Heraclides Ponticus, Berossus, Apollonius of Perga, Nigidius Figulus, Seleucus of Seleucia, Yajnavalkya, Autolycus of Pitane, Paulus Alexandrinus, Gan De, Oenopides, Jing Fang, Vettius Valens, Liu Xin, Timocharis, Geminus, Theon of Alexandria, Philip of Opus, Cleomedes, Thrasyllus of Mendes, Hypsicles, Shi Shen, Antiochus of Athens, Callippus, Hephaistio of Thebes, Tiberius Claudius Balbilus, Sosigenes of Alexandria, Dorotheus of Sidon, Meton of Athens, Sosigenes the Peripatetic, Gaius Sulpicius Gallus, Epigenes of Byzantium, Gautama Siddha, Adrastus of Cyzicus, Cleostratus, Lucius Taruntius Firmanus, Acoreus, Agrippa, Euctemon, Aglaonike, Theodosius of Bithynia, Sudines, Harkhebi, Carpus of Antioch, Harpalus, Hicetas, Ecphantus the Pythagorean, Aristillus, Bion of Abdera, Attalus of Rhodes, Li Fan. Excerpt: Zhang Heng (simplified Chinese: traditional Chinese: pinyin: Zh ng Heng; Wade-Giles: Chang Heng; 78-139 CE) was a Chinese astronomer, mathematician, inventor, geographer, cartographer, artist, poet, statesman, and literary scholar from Nanyang, Henan. He lived during the Eastern Han Dynasty (25-220 CE) of China. He was educated in the capital cities of Luoyang and Chang'an, and began his career as a minor civil servant in Nanyang. Eventually, he became Chief Astronomer, Prefect of the Majors for Official Carriages, and then Palace Attendant at the i...
