Answer / Vinay Pratap Singh Chauhan

No, Pluto is not classified as a planet by the International Astronomical Union (IAU). In 2006, the IAU defined planets to have three main criteria: they must orbit the Sun, be spherical, and clear their path of other debris. Pluto fails to meet the last criterion.

Explain how does gravity affect life on pluto?

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What is the thinnest layer of the suns atmosphere?

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Explain how was the moon formed?

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Which of the pulsating variable star whose brightness varies in a very regular time period of about 1-50 days?

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Maria on the moon are?

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How many stars are there in the whole universe?

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This powerful telescope weighs about 11 tons, has a primary mirror 7.9 feet in diameter, and orbits about 380 miles above the earth?

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How many moons do Neptune planet have?

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The kappa cygnids and the northern delta aquarids are names for what phenomena?

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The work of this harvard college observatory scientist made possible the first accurate determination of extragalactic distances by what is often called henriettas law?

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Did water come from comets?

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The first man who walked on the moon?

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