十六國時期星占學仍然盛行，當時星占學的影響主要是在政治及軍事兩方面。政治上，星占學的影響有四:一、合理化政權的建立;二、臣以此上疏勸誡國君;三、進行政治鬥;四、進行政變。軍事上，天文星占的運用則有下列三種:一、預測戰爭的成敗;二、擬定戰爭的策略;三、預測戰爭的發生。星占學在十六國時期之所以仍然盛行，其原因有三:一、言而有驗;二、君主多信奉儒學;三、時代動盪不安。

In the Sixteen Countries Period， astrology was still in vogue， it influenced mainly in politics and military affairs at that time. In politics， astrology has four kinds of influences:
(1) rationalizing the establishment of political powers; (2) the feudal official's expostulations to the monarch; (3) waging political struggles; (4) implementing coups. In military affairs， astrology had three kinds of utilization: (1) forecasting the results of wars; (2) drawing up war strategies; (3) forecasting the occurrence of wars.
In the Sixteen Countries Period， astrology was still in vogue because: (1) the accuracy of astrology; (2) the monarch believed in the Confucianism; (3) it was a chaotic time.