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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Raja Ram Mohan Roy, a great social reformer was born on 22 of May in …