Answer / Avdhesh Kumar Verma

The Orion Nebula (Messier 42 or M42) is one of the most prominent nebulae and a star-forming region in our sky. It is located within the constellation Orion.

The 29 days it takes the moon to complete an orbit around the earth is called a?

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Is the gravitational pull on an object equalized if the object is at the center of a planet, i.e. Surrounded by the mass of the planet, which is creating the gravity?

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Tell me how many moons do ceres have?

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

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How many stars are there in the whole universe?

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If the temperature of a star increases from 10,000k to 30,000k, by what factor will the rate of energy radiated per second increase?

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Explain how do clouds form?

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Most astronomers believe that these celestial bodies are at the center of quasars and are the main reason for their large energy emissions?

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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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What are black holes? Do they exist in reality?

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Maria on the moon are?

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