A GASH IN THE SUN'S ATMOSPHERE: An unusually wide hole has opened in the sun's atmosphere, and it is spewing a fan-shaped stream of solar wind toward Earth. NOAA forecasters say there is a 55% chance of minor G1-class geomagnetic storms when the solar wind arrives, probably during the late hours of March 14th. Visit Spaceweather.com for more information and updates.
Above: This image from NASA's Solar Dynamics Observatory (SDO) shows the gash where solar wind is emerging on March 13th. The false brown color of the sun corresponds to the 193 ångström wavelength of SDO's extreme ultraviolet telescope.
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