Sun Kicks Off Summer With M-Class Fireworks | Video

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Two strong M2-class solar flares erupted from the Sun's eastern limb on June 21st and June 23rd, 2013. Sunspots AR1777 and AR1778 were the source of the explosions and neither were Earth-directed. NASA's Solar Dynamics Observatory captured imagery.

Credit: NASA / SDO / Mash Mix: SPACE.com

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