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06/23/2015 | Geomagnetic Storming Reaches Severe Level
Geomagnetic storming reached the G4 — severe — level at 0513 UTC on June 23.
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10/26/2013 | NOAA Forecasts 70 Percent Chance of M-Class Solar Flares
High solar activity continues, with the possibility of some radio blackouts.
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02/15/2011 | Sunspot 1158 Produces Largest Flare of Solar Cycle 24; CME Headed Toward Earth
Over the past few days, there has been a lot of activity on the Sun. On Sunday, February 13 at 1738 UTC, sunspot 1158 unleashed an M6.6-level blast and on Tuesday, February 15, the same sunspot unleashed an X-class flare, the strongest solar flare in more
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08/05/2010 | Active Sun Puts on Display for Earth
It was quite a busy weekend for our Sun. During the late hours of Friday, July 30, a magnificent coronal mass ejection (CME) billowed away from the eastern limb of the Sun; the source of the blast was apparently sunspot 1092. On Sunday, August 1 at approx
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09/04/2009 | The K7RA Solar Update
This week we saw another one of those fast-disappearing sunspots -- it lasted just two days, over the last day of August and the first of September. No other sunspots were observed during the month of August. Sunspot numbers for August 27-September 2 were
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