Geocentric model that both Venus and Mercury went around the Sun rather than the Earth, but this is no longer accepted. Martianus Capella definitely put Mercury and Venus in orbit around the Sun. Aristarchus of Samos was the most radical. He wrote a work, which has not survived, on heliocentrism, saying that the Sun was at the center of the universe, while the Earth and other planets revolved around it. His theory was not popular, and he had one named follower, Seleucus of Seleucia. In 1543, the geocentric system met its first serious challenge with the publication of Copernicus' "De revolutionibus orbium
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