The sun fired out two powerful X-class solar flares within hours, triggering radio blackouts across Earth's sunlit side. The sun has certainly woken up! It has fired off not one but two powerful X2.5 solar flares within just 7 hours. Both eruptions came from a sunspot region on the sun's western limb, AR4419. The first solar flare peaked at 9:07 p.m. EDT on April 23 (0... [1901 chars]