Yesterday, May 3, 2013, a sunspot was pushed past its limit. The colossal energy stored in its magnetic field erupted, blasting out a relatively weak
15 signs the sun is gearing up for its explosive peak — the solar maximum
Bad Astronomy, Spectacular 3D simulation of a massive solar flare… from start to finish
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Solar storm warning: Met Office 'expects radio and GPS issues' within hours: 'Significant', Science, News
Solar flare: A magnetic eruption on the Sun blows off a towering spire of plasma.
Solar flare causes radio blackout - BBC Sky at Night Magazine
Solar storm: Earth thrashed by 'surprise' blasts as new holes tear open on the Sun, Science, News
Solar flare causes radio blackout - BBC Sky at Night Magazine
The Sun released a massive shockwave that ripped open Earth's magnetic field
A wonderful spectacle': Photographer snaps rare solar eruption as 'magnetic noose' strangles the sun's south pole
Understanding just how big solar flares can get