Rare Impulsive X-Flare Bombards Earth With X-Ray Radiation | Video

A quick-peaking X3 flare stitched a rare 'magnetic crochet' in Earth's upper atmosphere, causing a spike in our planet’s magnetic field on 4 November 2013, recorded by Alexander Avtanski’s homemade magnetometer in San Jose, CA, says Spaceweather.com.
credit : NASA / SDO
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