A solar storm is a catchall term that describes any disturbance in the sun that involves the violent ejection of solar material into space. This can come in the form of coronal mass ejections, where ...

Experts say that there is a 12% chance of a large solar storm hitting Earth every 10 years. While solar storms aren’t harmful to humans, such events can be massively disruptive to our power system.

The planet is experiencing the most powerful solar event since 2003—and it's bringing spectacular Northern Lights.