Find out about the life cycle of stars from their fiery beginning to their spectacular end.Nuclear fusion is the key to a stara#39;s birth. After a few million years, the main part of the protoplanetary disk will have disappeared. The young star in the middle of the cloud is now visible. The stara#39;s size depends on the amount of dust and debrisanbsp;...
Title | : | Life of a Star |
Author | : | Stacia Deutsch, Rhody Cohon |
Publisher | : | Benchmark Education Company - 2010-01-01 |
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