When the sun was born from an immense cloud of gas and dust 4,600 million years ago, it is thought to have been surrounded by a disk of surplus material. Gradually, this disk formed into a number of smaller, cold bodies orbiting the sun. The planets were born. Hence the planets are the left-overs from the birth of the Sun. Together, the Sun and planets make up the solar system.
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World Press Freedom Day: 3 May- History, Theme, Banners, Cards
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