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Once nuclear - PowerPoint PPT Presentation

The Story of Our Solar System

The Story of Our Solar System. Once upon a time . . . . There was an old, old star that exploded. This explosion is called a supernova. It leaves behind a cloud of gas and dust. . The nebula (a cloud of gas and dust ) floated in space, until a shock wave disturbed it.

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Once nuclear - PowerPoint PPT Presentation

The Story of Our Solar System