Geocentric model Geocentric model In astronomy, the geocentric model (also known as geocentrism, or the Ptolemaic system) is a superseded description of the Universe with Earth at the center. Under the geocentric model, the Sun, Moon, stars, and planets all orbited Earth. The geocentric model served as the predominant description of the cosmos in many ancient civilizations, such as those of Aristotle and Ptolemy. Two observations supported the idea that Earth was the center of the Universe. First, from anywhere on Earth, the Sun appears to revolve around Earth once per day. While the Moon and the planets have their own motions,
Second term of Edmund Ho as Chief Executive of Macau Second term of Edmund Ho as Chief Executive of Macau The Second term of Edmund Ho Hau Wah as Chief Executive of Macau, officially considered part of "The 2nd term Chief Executive of Macau", relates to the period of governance of Macau since the transfer of sovereignty of Macau, between 20 December 2004 and 20 December 2009. Edmund Ho Hau Wah was reelected in mid 2004 by 300-member Selection Committee. The policy bureaux were under several reorganisations during the term as following: The Executive Council was presided by President Edmund Ho Hau Wah and consisted of total 10 members. All