13.9: Spiral Galaxies
Spiral galaxies are those galaxies which appear like flattened disks with a central bulge, usually with arms. There are three main types or classes of Spirals based on their shapes.
Spiral Galaxy Types
Spirals
Classes
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Descriptions
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Classes
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Descriptions
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Classes
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Descriptions
- No Spiral Arms, but disk-shaped. Appear to be old when compared to other spirals
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Descriptions
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Classes
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Descriptions
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Classes