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bombadil
bombadil is offline
#2
Nov22-10, 08:10 PM
P: 52
Can you be more specific? What do you mean by "split"?

As it turns out, understanding why galaxies have the spiral structures they do is a complicated question. A simplistic analysis says that all galaxies should have their spiral arms tightly wound up, but this is manifestly not the case. See the Wikipedia entry for further discussion.