X-Class Flare Erupts
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X-Class Flare Erupts

February 26, 2014
An X-class solar flare erupted on the left side of the sun on the evening of Feb. 24, 2014. This composite image, captured at 7:59 p.m. EST, shows the sun in ultraviolet light with wavelength of both 131 and 171 Angstroms.

Credit: NASA/SDO

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