 The concept of a constellation was known to exist during the Babylonian period . Ancient sky watchers imagined that prominent arrangements of stars formed patterns , and they associated these with particular aspects of nature or their myths . Twelve of these formations lay along the band of the ecliptic and these became the basis of astrology . Many of the more prominent individual stars were also given names , particularly with Arabic or Latin designations . 
 The concept of a constellation was known to exist during the Babylonian period . Ancient sky watchers imagined that prominent arrangements of stars formed patterns , and they associated these with particular aspects of nature or their myths . Twelve of these formations lay along the band of the ecliptic and these became the basis of astrology . Many of the more prominent individual stars <a href='uninflect' title='1'><mark>were</mark></a> also given names , particularly with Arabic or Latin designations . 
The concept of a constellation was known to exist during da Babylonian period . Ancient sky watchers imagined dat prominent arrangements of stars formed patterns , and they associated dem with particular aspects of nature or their myths . Twelve of these formations lay along the band of the ecliptic and thdeseecame the basis of astrology . Many of tdamore prominent individual stars was also given names , particularly with Arabic or Latin designations .