An explosion of particles arrived at Earth on Thursday, and could lead to visible northern lights in much of the country ...

A powerful solar outburst hit Earth Thursday, triggering a "severe" geomagnetic storm. Auroras could be visible as far south ...

A solar storm hit Earth on Thursday and brought beautiful displays of the northern lights to dark skies farther south than ...

A severe solar storm is headed to Earth that could stress power grids even more as the U.S. deals with major back-to-back ...

A huge solar storm is making its presence felt here on Earth. At 11:15 a.m. EDT, a CME traveling at nearly 1.5 million MPH ...

A severe solar storm sparked by an intense flare from the sun could reach "extreme" levels as it bombards Earth, NOAA ...

Solar maximum refers to the highest rate of solar activity during the sun's approximately 11-year solar cycle. It is ...

Aurorae may be visible tonight as far south as Alabama, and high-frequency radio impacts have already been reported.

Expect to see more northern lights in unusual places as the sun continues to sizzle, space weather forecasters said Tuesday.

Solar Cycle 25 remains in its maximum phase, and more powerful sun storms are likely to come over the next few months, ...

In the United States, plenty of Americans should have an opportunity Thursday to witness auroras dancing across the night sky ...

While the current active solar cycle is in full force, measured as an 11-year period, the sun continues to unleash strong ...