Modern borders and names of constellations of the star sky. About 30 constellations are accurately allocated with the contours and bright stars. Bright stars of the Big Dipper have received names: Dubhe, Merak, Fekda, Megrets, Aliot, Mitsar and Benetnash.
Practical necessity of studying of the star sky has led to origin of the science which have received subsequently in the Ancient Greece the name of astronomy, an event from two Greek words: астрон-a star and номос - the law. But how it is possible to be guided on stars if them the great variety is visible to a pas the sky? Such star figures - combinations of stars, or constellations - have been allocated, and later to them have carried also weaker stars located around constellations. Near to the Big Dipper its persecutors - Volopas and Hounds Dogs (fig.2) are located also, but the constellation of Hounds of Dogs has appeared in the sky only in XVII century when the Ancient Greek myth has been added by companions of the hunter. It is quite natural that these people, the basic which source of existence were herds of horses, named North star "an iron nail" ("Temir-Kazyk") hammered into the sky, and in other stars of the Small She-bear saw adhered to this nail "the lasso which has been put on a neck of the Horse (constellation of the Big Dipper).
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