The Conception Of DouJi And Zhou-Qin Dynasty's HuangLao School

From analysis the word of TianXin in the bamboo book of The GuoDian Chu tomb ,this paper prove TianXin is Big Dipper which had been very near the northern celestial pole in remote age . China Ancestor seem Big Dipper and northern celestial as a whole call it DouJI ,which is center of sky revolving like the dictator of heaven . Season is decided by the revolving of Big Dipper which become the ruler of universe ,creator of order and center of energy .this is a kind of ancestors cosmos theory which centered by Big Dipper and named GaiTian system. From this cosmos system ancestor explain the method of this word and forecast the future . this kind of cosmos theory also effect profoundly China ancient science and politics . HuangLao School use the cosmos theory to explain the sovereign governing , and come out with a theory of mystic political philosophy . this paper study the development of the cosmos theory in HuangLao School, SiMeng School, Chen Wei(谶纬), Taoism and Shu School(蜀学). Infer that the cosmos theory centered by Big Dipper is rooted in WangGuan Science(王官之学) in remote age which is conception basis of oneness of HuaXia civilization . The first section of the paper is literature summary .The second section is text research to prove TianXin is Big Dipper . The third section discuss Big Dipper effect to China science , religion and politics .