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Dr. Robert Massey, Deputy Executive Director of the Royal Astronomical Society, says that you must have seen these reports saying that we are going to light up this bright green object in the sky.
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Comets are mostly made of ice and dust. As they approach the Sun, the ice evaporates and the dust is stirred up to form the signature long tail.
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But it will make its closest approach to Earth this Wednesday, about 41 million km (26 million miles) away. what we had seen
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