Question: A neutron star is essentially a gigantic nucleus with mass 1.35 times that of the Sun, or a mass number of order 1057. It consists

A neutron star is essentially a gigantic nucleus with mass 1.35 times that of the Sun, or a mass number of order 1057. It consists of approximately 99% neutrons, the rest being protons and an equal number of electrons. Explain the physics that determines these features.

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