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Originally Posted by Heathen
IMO, we’ve come a long way. The current models could probably use a little tweaking and refining, but we’re getting there. (Death, taxes and error bars)
This is what I think took place. The cores of Uranus-Neptune formed in the Jupiter-Saturn region, then migrated outward, acquiring mass along the way while simultaneously scattering the objects which they did not absorb.
Note; the following link is 33 pages. Allow a minute or so to load:
http://arxiv.org/PS_cache/astro-ph/pdf/9902/9902370.pdf
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What an interesting paper. Thanks for the link, Heathen!
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