A significant coronal mass ejection (CME)—a massive release of solar materials and magnetic fields—is making its way toward ...

Such an eruption is known as a coronal mass ejection and sees about a billion tons of plasma ejected. Sunspot AR3835 has ...

A coronal mass ejection could strike the Earth's magnetosphere this week and cause a geomagnetic storm due to conditions ...

Meteorologists predict that Earth could be blasted by a geomagnetic storm on Wednesday due to its timing with the autumnal ...

The Earth is prone to more geomagnetic storms during the spring and fall equinoxes than throughout the solstices.

Astrophotographer Miguel Claro captured an incredibly detailed timelapse of solar activity, revealing a roiling sun sprouting ...

Solar flares are a fascinating thing and have a profound effect on what astronomers refer to as "space weather." These events ...

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

Watch: Red Sox manager Alex Cora was ejected after arguing an interference call Sunday. Read more on Boston.com.

Coronal mass ejections, or CMEs, can cause both the northern lights and widespread telecommunications disruptions. But could ...

NOAA: Aurora borealis view line map for Friday, Sept. 20, includes the northern Midwest states of the United States.