Coronal mass ejections: What are they and how do they form?

Massive Geomagnetic Storm: Coronal Mass Ejection From the Sun Could Knock Out the Power Grid and Internet

The Sun’s coronal loops may be an optical illusion. According to new research, the arcs of plasma that dance above the Sun may actually be wrinkles in a vast veil of plasma.

'Cannibal' coronal mass ejection will hit Earth at nearly 2 million mph, scientists say