Abstract
A goal of this paper is to show that astronomy (and also astrology) plaid a prima facie role in common life of anticient and medieval arabian man. Astronomy was in an anticient knowledge on the foremost place.
It is the first standed science. - It had been became from a practical observing of the sky to the rigorous teoretical science, the point of mathematics and philosophy. The arabian astronomy in contrast to has an another trend.
It was focused namely on the stars. The paper is rouded off by the medieval arabian astronomy relying to Almagest by Ptolemy.