Answer / Pawan Kumar Prajapati

The speed of solar wind varies, but it typically ranges from 300 to 2000 kilometers per second (670 million to 4.5 billion miles per hour). The fastest solar winds can travel up to 8000 kilometers per second (18 million miles per hour).

Which star is called the polaris?

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Explain how can space expand faster than the speed of light?

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How many half- moons are there in a lunar cycle?

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How many planets are now in the solar system?

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According to keplers third law, plotting the squares of the periods of the planet against the cubes of the semi- major axes of their orbits will result in what sort of graph?

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Which is largest and most massive star?

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Does astronomy help you with other things in life?

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If gravity only attracts mass and if light does not have mass why does it appear to bend when passing a planet?

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When was the first american manned space mission to moon begun?

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Explain how do clouds form?

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What is the name for the celestial body of interstellar gas and dust where stars are sometimes born?

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What is difficult about being an Astronomer?

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