What is a supernova, and why do stars explode?
Core collapse and a white dwarf’s thermonuclear explosion are different routes to a supernova. Compare their causes, remnants, neutrino evidence, and later light.
Tag archive
#neutrinos
Articles: 2
Why does the Sun keep shining for billions of years?
Nuclear fusion powers the Sun: follow hydrogen turning into helium, the slow reaction rate, stellar self-regulation and the finite fuel supply in the core.