Catastrophic stellar explosion: core-collapse (Type II, Ib/c) after iron-core formation, or thermonuclear (Type Ia) from a Chandrasekhar-mass white dwarf. Origin of most heavy elements.
Catastrophic stellar explosion: core-collapse (Type II, Ib/c) after iron-core formation, or thermonuclear (Type Ia) from a Chandrasekhar-mass white dwarf. Origin of most heavy elements.