Assertion: supernova's energy | /r/HasProperty | large
Facets:
Source sentences:
text: The energy released in the supernova is so large that the hydrogen in the upper layer undergo nuclear chain reaction and give rise to element heavier than iron like copper, gold, silver and even uranium etc.
text: Whereas stars like our Sun won't have enough energy in their cores to sustain fusion past carbon, larger stars (more than eight times the mass of our Sun) will eventually fuse elements all the way up to iron in the core.