Re: How many preceding supernovae: Does our Sun have a

On Feb 9, 8:51=A0am, Matt Browne SFW <matt.h.bro...@[EMAIL PROTECTED]
>
wrote:
> Well, our Sun is a metal-rich star and scientists are quite sure that
> two stars ending as supernova preceded the formation of our Sun (so it
> has a "mother" and a "grandmother"). There are metal-deficient and
> metal-poor stars, which also gives an indication about the number of
> generations. The question is was the "grandmother" made up of
> primordial material? Or are there more than 2 stars after the big bang
> that led to the formation of the Sun? Is there really a way of
> knowing? Does a great-grandmother exist? Are there even more
> ancestors? 13.7 billion years is a long time and large stars burn up
> in a few 100 million years or less. Any insights on this?
>
> --
> Matt Browne
> My webpage is athttp://www.meet-matt-browne.com
> "As a race, we survive on planet Earth purely by geological consent."
> Bill McGuire

  The general consensus is that our sun is a third generation  star-

http://64.233.179.104/scholar?hl=3Den&lr=3D&q=3Dcache:roX4mGgsNRIJ:jchemed.c=
hem.wisc.edu/hs/Journal/Issues/1999/Mar/clicSubscriber/V76N03/p356.pdf+sun++=
%22third+generation+star%22

- A. McIntire