Screen capture of X1 class flare eruption from active region 1429 on March 5, 2012 as seen by the Solar Dynamics Observatory (SDO) in extreme ultraviolet light (171 angstrom). Credit: NASA/SDO/AIA› Link to associated news item
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Screen capture of X1 class flare eruption from active region 1429 on March 5, 2012 as seen by the Solar Dynamics Observatory (SDO) in extreme ultraviolet light (171 angstrom). Credit: NASA/SDO/AIA› Link to associated news item