Electron degeneracy pressure limits lower mass stars from burning carbon into oxygen and evolving further. Stars higher than 4 solar masses will go supernova...
Massive stars explode when electrons and protons are crushed together into neutrons. Pulsars are rotating neutron stars beaming energy along its magnetic pole in...
Pulsars and Comets in the electric universe/plasma cosmology model.
See this publication for some more info on this interpretation of pulsars, published and peer reviewed...