A 'double punch' of solar storms could smash into Earth and spark widespread auroras this week

As the U.S. celebrated July 4, the sun hosted its own fireworks display in the form of a coronal mass ejection "double punch" that NASA predicts could strike Earth on Friday (July 7).

A 'double punch' of solar storms could smash into Earth and spark widespread auroras this week
As the U.S. celebrated July 4, the sun hosted its own fireworks display in the form of a coronal mass ejection "double punch" that NASA predicts could strike Earth on Friday (July 7).