Question

what is the main reason of our origin ?​

Answer 1

Earth's Beginnings. Earth began to form over 4.6 billion years ago from the samecloud of gas (mostly hydrogen and helium) and interstellar dust that formed our sun, the rest of the solar system and even our galaxy.

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Answer 2

HERE IS YOUR ANSWER. . . . .

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The study pushes back the clock on the origin of Earth's water by hundreds of millions of years, to around 4.6 billion years ago, when all the worlds of the inner solar system were still forming. Scientists had suspected that our planet formed dry, with high-energy impacts creating a molten surface on the infant Earth.

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