NASA’s Fermi Gamma-ray Space Telescope detected the highest-energy light ever associated with an eruption on the Sun
Solar eruptions are on the rise as the Sun progresses toward the peak of its roughly 11-year-long activity cycle, now expected in mid-2013. Sun produced powerful solar flare rated as X5.4 (based on the peak intensity of its X-rays) on March 7, 2012. During a

