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Plasma cloud from X2.3 solar flare headed our way

ByEye

Plasma cloud from the first X-class solar flare of Solar Cycle 24 (X2.3 on February 15, 2011) is headed our way. It is expected to arrive around February 17. 2011/02/15, at 07:07 UTC – PRESTO-alert: NOAA AR 1158 has produced an X2.3 flare peaking at 01:56 UTC,…

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First X-class solar flare of Solar Cycle 24 – X2.3 on February 14, 2011

ByEye

Earth-orbiting satellites detected an X2.3 solar flare at 01:56 UTC on February 14, 2011. This is the most powerful solar flare in nearly five years, and the first X-class solar flare of Solar Cycle 24. The source was behemoth sunspot 1158.

Solar