Space weather - page 53

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Plasma cloud from major X-class solar flare reached Earth

The CME from strongest solar flare in four years disrupted radio communications in southern China, according to the China Meteorological Administration. The US space administration NASA confirmed that Monday’s solar flare was the largest in four years,

February 17, 2011

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CME expected to hit later tonight and tomorow

A series of coronal mass ejections (CMEs) en route to Earth from sunspot 1158 will buffet our planet's magnetic field during the next 24-48 hours. NOAA forecasters estimate a 45% chance of geomagnetic activity on Feb. 17th. Image credit: NASA / SDO /

February 16, 2011

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Plasma cloud from X2.3 solar flare headed our way

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,...

February 15, 2011

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

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

February 15, 2011