Sentences with phrase «hydrogen fusion continues»

Hydrogen is still available outside the core, so hydrogen fusion continues in a shell surrounding the core.

Hydrogen fusion continues only in the star's outer layers, which causes it to expand.

Not exact matches

These large protostars continue to contract, but instead of producing heat through contraction alone, they begin to convert hydrogen into helium in a process known as thermonuclear fusion.

It continues until the core helium supply is exhausted, after which helium fusion is limited to a shell around the core, just as was the case for hydrogen in an earlier stage.

During that time, it will continue to convert hydrogen into helium in its core through a process called nuclear fusion.