What structure do massive star cores develop as fusion proceeds to heavier elements?

Answer

An 'onion-skin' structure

Massive cores build up elements layer by layer, creating what astronomers call an 'onion-skin' structure, with successively heavier elements fusing closer to the center.

What structure do massive star cores develop as fusion proceeds to heavier elements?

#Videos

How Stars Die - YouTube

evolutiondeathastronomystargiant