Astronomy is the science about observing and describing the nature of the stars and the sky. Study on the origin and evolution, physical and chemical properties of various objects, including a natural phenomenon that can be observed in the sky. Astronomy is one of the oldest science. Astronomers observe stars in ancient culture on the night sky, and astronomical objects were discovered, several takes as it ages. The discovery of things in terms of astronomy published by the amateur astronomer, it is very important, and astronomy, it is one of the few Sciences Branch, amateur astronomers still have a role, particularly discoveries or observations that happened just a temporary phenomenon.It should not be confused with astrology, which, between the ancient astronomy is the belief that human behavior and bring to the position of the object associated with the sky. Although both astronomy and astrology are born from the same points are part of the same study method, for example, to save the position of the stars (ephemeris), but both were different.
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