Aurora chasers are on high alert for minor geomagnetic storm conditions from Jan. 24 through to Jan. 25. Northern lights ...

New study reveals the potential for advance warning of powerful solar flares from the Sun, providing crucial hours to protect ...

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could potentially deliver a solar storm. NASA's Solar Dynamics Observatory ...

This storm is caused by a powerful solar flare The sun has been especially active over the last 48 hours. It's released many M-class solar flares as well as an X-class flare — the most powerful ...

Solar flares are classified on a 4-class scale ... followed by the second most powerful, M-class flares, and then by C-class and the bottom class, B. Each letter that represents the class also ...

"There have been multiple M-Class and X-Class solar flares in recent days that are forecast to make at least a glancing blow to the Earth's magnetosphere sometime over the next 48-72 hours between ...