A significant X-class solar flare explodes on the left side of the sun seen by NASA's Solar Dynamics Observatory June 10, 2014. X-class flares are the most powerful and is expected to disrupt high-frequency radio communications on Earth, but pose no threat to humans.

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A significant X-class solar flare explodes on the left side of the sun seen by NASA's Solar Dynamics Observatory June 10, 2014. X-class flares are the most powerful and is expected to disrupt high-frequency radio communications on Earth, but pose no threat to humans.

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Photo credit: © NASA Photo / Alamy / Afripics
License: Licensed
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Keywords: -class, energy, explosion, fireball, flares, flash, gases, horizontal, nasa, plasma, radiation, space, spaceweather, sun