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The Sun Today

The X-flare from AR12192 not yet at its peak in the SDO/AIA 131 extreme ultraviolet wavelength channel. credit: NASA/SDO

Another X-flare from AR12192

An SDO/HMI view of the visible sun showing the largest sunspot of solar cycle 24, AR12192.

AR12192: The Largest Sunspot Group of Solar Cycle 24

The graphic shows the shape of the eclipse seen in different locations.

October 23, 2014 Partial Solar Eclipse


The Big Spot Gives an X1.1 Solar Flare

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