
Solar flare
        A solar flare is a sudden brightening observed over the Sun surface or the solar limb, which is interpreted as a large energy release of up to 6 × 1025 joules of energy . The flare ejects clouds of electrons, ions, and atoms through the corona into space.  These clouds typically reach Earth a day or two after the event...
    Timeline of Events
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                         1989 
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                         2000 
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                         2005 
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