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Why can't massive stars generate energy through iron fusion?

zbuild007

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Why can't massive stars generate energy through iron fusion?

Why can't massive stars generate energy through iron fusion?

▸

because iron fusion requires very high density

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because no star can get hot enough for iron fusion

▸

because both fusion and fission of iron nuclei absorb energy

▸

because massive stars go supernova before they create an iron core

Textbook

ASTRO

ASTRO

Edition: 3^rd

Authors: Ghose, Milosevic-Zdjelar, Read

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