Science that studies the laws that govern celestial bodies, and extends to the analysis of the entire outer universe. It comes to us from Latin as a version of Greek 945; 963; 964; 961; 959; 957; 959; 956; 953; 945; ( astronomy ), formed by voices 945; 963; 964; 951; 961; ( aster "star , star" ) and 957; 959; 956; 959; 962; ( let's not "rule, norm") . See astrology.