[koz-mog-uh-nee] 
| a theory or story of the origin and development of the universe, the solar system, or the earth-moon system. |
| cos·mog·o·ny (kŏz-mŏg'ə-nē) n. pl. cos·mog·o·nies
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| cosmogony (kŏz-mŏg'ə-nē) Pronunciation Key
The branch of cosmology that studies the origin of the universe and the larger objects found within it, such as the solar system. |
cosmogony
in astronomy, study of the evolutionary behaviour of the universe and the origin of its characteristic features. For scientific theories on the unsolved problem of the origin of the solar system, see planetesimal; protoplanet; solar nebula. For an outline of the development of astronomical ideas regarding the structure of the universe, see cosmology; for theories on the origin of the universe, see big-bang model; steady-state theory
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