The world is a planet in the solar system that occurs when approximately 4,600 million years ago. Most astronomers assume that the solar system formed from dust and gas of spin in space (Nebula) Gravity between masses of dust and gas in space, making the body and combined with up in the end. With the Sun and various planets scientists have tried to find different ways to study the structure of the world, both directly and indirectly, by attempting to use the evidence that can be found, as well as theory. And State-of-the-art technology to answer such questions
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