Spiral ARms
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by Angelove
Do loose spiral arms mean that the galaxy is spinning comparatively slowly?
Posted
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by Mjtbarrett
Hope that this is of interest http://en.wikipedia.org/wiki/Density_wave_theory
Posted
Galaxy Zoo Talk
by Angelove
Do loose spiral arms mean that the galaxy is spinning comparatively slowly?
Posted
by Mjtbarrett
Hope that this is of interest http://en.wikipedia.org/wiki/Density_wave_theory
Posted