Solar storms cause disturbances in the Earth's magnetic shield, or magnetosphere. One frequent way they are caused is by ...

Sunspot AR3500 blasted a M9.8-class solar flare. NASA's Solar Dynamics Observatory captured footage of the flare in multiple ...

Geomagnetic storms have pushed the Northern Lights farther south than usual, with sightings reported as far as Mississippi, Texas, Arizona, and even parts of southern California.

Sunspot AR3229 erupted with an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...