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A comment on Rosetta finds comet's water vapour to be significantly different from Earth's. Parent comment

Re:Rosetta finds comet's water vapour to be significantly di... by Datsundere on Wednesday December 10, 2014 @06:24PM (#8732325)
Wasn't our sun a product of a bigger star? Which is why we have the planets now.

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

Nucleosynthesis says that at the end of the life of a star, heavier elemnts are formed as a byproduct.

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Re:Rosetta finds comet's water vapour to be significantly di... by ubernostrum on Wednesday December 10, 2014 @06:35PM (#8732372)
Nucleosynthesis gets you the heavier elements, but doesn't get around the "too hot to hold water" problem in Earth's early history.
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Re:Rosetta finds comet's water vapour to be significantly di... by tomr_stargazer on Wednesday December 10, 2014 @06:36PM (#8732377)
Yes, the heavy elements in our Solar System were formed inside previous generations of stars.
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