A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.

Of all the things to worry about, the explosion of our sun is perhaps one of the least pressing. The Earth has seen five ...

Earlier this year, Earth experienced two geomagnetic storms caused by outbursts of radiation from the Sun, which had an impact on satellites in space and communication systems on the ground. As it ...

The sunspot AR3835 erupted on Sunday (Sept. 22) during Earth's equinox when a glancing blow can cause a geomagnetic storm. When you purchase through links on our site, we may earn an affiliate ...