msnbc.comLarge solar flare signals weekend disruptions on EarthReutersJuly 13 - Space scientists say Earth will experience a moderate geomagnetic storm this weekend following what they call a coronal mass ejection from the Sun on July 12. Coronal ejections emit powerful bursts of X-ray and ultraviolet radiation, ...Giant solar storm barrelling toward our planet no big deal, says space weather ...Christian Science MonitorSolar storm may supercharge weekend northern lightsmsnbc.comWeekend forecast: Solar storm headed to Earth but few power grid problems expectedWashington PostABC Newsall 498 news articles »