The quiet arrival offers another indication that the sun is moving into the declining phase of its 11-year cycle.
NEW YORK — Solar storms may bring colorful auroras to several northern U.S. states Thursday night. The sun burped out a huge burst of energy called a coronal mass ejection that’s currently on its way ...
Increased solar activity causes auroras that dance around Earth’s poles, known as the northern lights, or aurora borealis, ...
When fast-moving particles and plasma slam into Earth’s magnetic field, they can temporarily disrupt the power grid. Space ...