Solar Eruption On The Solstice — Solar Flare And Earth-Directed CME Released On June 20
A solar flare and a coronal mass ejection (CME) both erupted from the Sun on the summer solstice — June 20, 2013, right around 11:24 pm. The CME was Earth-directed, but not of particular strength — a mild geomagnetic storm is expected. According to current NASA estimates, the CME left the Sun at speeds of