To predict the fortunes of monarchs and dynasties, the ancient Chinese also kept the most complete records anywhere in the world of cosmological phenomena such as sunspots, meteor showers and meteorites.
此外，為了預測朝廷帝王吉凶，太陽黑子、流星雨、隕石等奇異天象，中國古代也有舉世最完整的記載。