Friday, August 17, 2012

Astronomy - Definition


Astronomy is a natural science that deals with the study of celestial objects (such as stars,planets, comets, nebulae, star clusters and galaxies) and phenomena that originate outside the atmosphere of Earth (such as cosmic background radiation). It is concerned with the evolution, physics, chemistry, meteorology, and motion of celestial objects, as well as the formation and development of the universe.

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