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What is the standard unit that astronomers use to measure the size of a star?
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What is the standard unit that astronomers use to measure the size of a star?

User Falcojr
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3 votes

Answer:

light-year

Step-by-step explanation:

A light-year is the distance that light travels for one year (speed of light is 3 108m/s)

User Eedoh
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