The sunspot AR3835 erupted on Sunday (Sept. 22) during Earth's equinox when a glancing blow can cause a geomagnetic storm.

Coronal mass ejection from the sun at the same time as a recent X4.5 solar flare is about to collide with the Earth.

Coronal mass ejections, or CMEs, can cause both the northern lights and widespread telecommunications disruptions. But could a powerful CME end the human race?

Sunspot AR3500 blasted a M9.8-class solar flare. NASA's Solar Dynamics Observatory captured footage of the flare in multiple ...

The NASA/ESA Solar & Heliospheric Observatory captured a 'butterfly-shaped' coronal mass ejection erupt from the sun on March ...

The northern lights may be on display for some northern Midwestern states Monday, thanks to a geomagnetic storm warning.

The Northern Lights are one of the many natural phenomena that make living Up North so special.The Northern Lights, the holy ...

Northern lights could be visible over mid-latitudes across the US and Europe tonight, Sept. 16. A geomagnetic storm watch has ...

Charged particles crashing into Earth are expected to create strong solar storm conditions early Monday morning, prompting a ...

For those seeking the northern lights, current forecasting shows viewing will likely be limited to those in the northernmost United States.