n. an expert in the science of the heavenly bodies and of their sizes and motions and composition
An astronomer studies space.
An astronomer studies space.
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What did astronomer Vera Rubin discover?
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The Oort Cloud is named after a Dutch astronomer who proposed its existance.
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The astronomer specialized in aerolithology.
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The astronomer studied the solar flare.
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What is the name of the astronomer who discovered the universe is expanding in 1929?
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Which astronomer claimed that the all the planets revolved around the Sun?
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Which astronomer was the first to spot Jupiter's moons?
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What did astronomer Christian Huygens discover about Mars?
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What did astronomer William Herschel discover?
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The astronomer studied the emersion.
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When did astronomer William Herschel see ice caps at both of Mars's poles?
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Galileo was an Italian astronomer and physicist.
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What does an astronomer do?
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stargazer;astrophysicist; star scientist
geologist
4 syllables
as-tron-o-mer
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