What Explains the Helium-4 Abundance Beyond Stellar Nucleosynthesis?

[TrickyDicky]

Hi, I would like to know the standard explanation about stellar nucleosynthesis of Helium-4 not being able to account for the observed He-4 abundance.
Thanks

 

[phyzguy]

Most of the He-4 in the universe was produced during Big-Bang Nucleosynthesis. Here are a couple of reefrences:

http://arxiv.org/abs/astro-ph/9407006v2

http://en.wikipedia.org/wiki/Big_Bang_nucleosynthesis

 

[harcel]

The books by Clayton and Pagel are very good for if you wnat to know how it gets created and destroyed in the Universe.