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Jupiter: Structure and System
Grade Level
Astronomy
AST.151 Jupiter: Structure and System
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Why is Jupiter not considered a star even though it is mostly hydrogen and helium?
A
It is made mostly of solid iron rather than gas.
B
It does not have enough mass and core temperature for sustained hydrogen fusion.
C
It reflects no sunlight, so it is completely dark.
D
It has no moons, so it cannot be a star.
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