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What is the estimated number of galaxies in the universe? What is the average number of stars in each galaxy?
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What is the estimated number of galaxies in the universe? What is the average number of stars in each galaxy?

User Colinfang
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Answer:

100 billion stars and 100 billion galaxies

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User Kwikness
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Answer:

about 100 billion galaxies in the observable cosmos. Each galaxy would have about 100 billion stars on average, and stars typically have roughly 10 planets, and hundreds or thousands of asteroids and comets

User Jonyjm
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