After months of intense solar flares, NASA confirms that the Sun has reached the most active period of its cycle.

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

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

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

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

A severe solar storm sparked by an intense flare from the sun could reach "extreme" levels as it bombards Earth, officials with the U.S. National Oceanic and Atmospheric Administration (NOAA) warned ...

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 ...

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

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

The event could cause glowing in the atmosphere and damage electrical infrastructure when it arrives, but we won't know the ...

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

A severe solar storm could disrupt communications and cause colorful auroras, reaching some southern parts of the U.S. as ...