Solved UPSC CDS/OTA Question
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Consider the following statements about the Nebular Hypothesis: It was first proposed by Immanuel Kant and later modified by Laplace. It suggests that the Solar System was formed from a rotating cloud of gas and dust. It is the only accepted theory about the origin of the Solar System today. Which of the statements given above is/are correct?
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The Nebular Hypothesis was indeed proposed by Kant (1755) and later modified by Laplace (1796). It explains that the Sun and planets formed from a rotating nebula. However, it is not the only accepted theory today — other modern theories like the Planetisimal Hypothesis and the Protoplanet Hypothesis also exist.