the latest theory of origin of earth
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The most widely accepted theory of planetary formation, known as the nebular hypothesis, maintains that 4.6 billion years ago, the Solar System formed from the gravitational collapse of a giant molecular cloud which was light years across. Several stars, including the Sun, formed within the collapsing cloud.
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New origin theory suggests that Earth was wet since its formation Water covers 70 percent of the Earth's surface and is crucial to life as we know it, but how it got here has been a longstanding scientific debate.
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