Answer / Rajendra Kumar Bhilware

A supergalaxy, or cluster of galaxies, refers to a large grouping of galaxies held together by gravity. Superclusters contain hundreds to thousands of individual galaxies.

Which king of india built an astronomical observatory in 17th century?

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

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Tell me how many moons do ceres have?

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The first man who walked on the moon?

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What is the speed of solar wind?

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Rounded off to the nearest trillion, how many miles is in a light year?

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Explain how old is this universe?

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How did the moon form?

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Explain how was the moon formed?

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Tell me how long is a day on saturn?

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Explain how did the moon form?

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The apparent speed of the sun along the ecliptic is known as?

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