Looking at the above definition astronomy terms , means the range and scope of the discussion of astronomy is extremely broad , and requires in addition to supporting sciences such as natural sciences , life sciences , geometry , algebra , and others. , Also require investigations quite complicated and abstruse . And because broad scope and complexity , the astronomy experts ( astronomers ) and then held a " division of labor " , which requires the one to the other , namely :1 . Astrometry , ie, the task of determining the domicile of the earth and in the sky , determining the distance of the earth and in the heavens as well as measure the magnitude of the heavenly bodies .2 . Astromekanika , namely the task of investigating the state of movements , such as rotation ( revolution ) , the trajectories of celestial bodies , the changes in the movement and the laws that affect the movements .3 . Astrophysics , namely the task of investigating about the heavenly bodies , temperature , atmospheric mixtures , and so on .4 . Cosmogony , the study and investigate the building or form with the universe changes .
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