Answer / Jai Prakash

The solar wind speed varies, but on average it travels at about 400-700 kilometers per second (km/s), or approximately 1.36 million kilometers per hour (km/h).

Who stated that planets are originated from the collision of the sun and comet?

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How important is recording observations in Astronomy?

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What are the only two planets to rotate from east to west?

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How was the moon formed?

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What is the constant called that is the average flux of the suns energy arriving at the earth?

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How many moons does uranus have?

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Whos book, titled concerning the revolutions of celestial spheres, is considered to mark the birth of modern astronomy?

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Tell me how long is a day on saturn?

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How many planets are in the new solar system?

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Tell me how many moons does jupiter have?

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Which unmanned space vehicle fetched roak pieces from the moon?

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Do black holes really exist?

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