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symbo symbo
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8 years ago
What is a lenticular (or S0) galaxy?
A)   A galaxy with a central bulge and a disk like a spiral galaxy, but with no spiral arms
B)   A galaxy with a smooth brightness profile and lacking the central bulge and disk of a spiral galaxy
C)   A galaxy with a lot of gas and dust and no particular structure
D)   A spiral galaxy with fuzzy and poorly formed spiral arms
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Discovering the Universe

Discovering the Universe


Edition: 7th
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symbo Author
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8 years ago
Thanks
sadiewolf
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Yesterday
this is exactly what I needed
hannahspillett
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2 hours ago
Thank you, thank you, thank you!
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