The greater a star's mass, the faster it consumes its nuclear "fuel" and the younger it dies. In contrast, that is, to the Sun, which will continue to fuse the hydrogen in its core for at least another 5 billion years, the giant stars of the Universe complete their life cycles in just a few million years, at which point they explode as supernovae. Dionysis Simopoulos explains in a simple and understandable way the final stages of the lives of stars with a mass at least ten times that of the Sun.
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