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In 2012, Earth was close to a disaster

Back in the summer of 2012, our planet was on the edge of being hit by one of the largest coronal mass ejection ever encountered by scientists. Two huge solar explosions released an amount of energy equivalent to a billion hydrogen bombs and dangerous particles were carried by the solar wind to the Earth's orbit at a speed of 2,000 kilometers per second. The two coronal mass ejections occurred simultaneously on July 23, 2012. Fortunately for us,...