The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

Tuesday’s auroral forecast follows “minor” geomagnetic storms that disrupted Earth’s magnetic field over the last two days, ...

The National Oceanic and Atmospheric Administration said Thursday some geomagnetic storms will likely disrupt Earth’s ...

A powerful X-class solar flare erupted on June 19, disrupting radio signals and potentially setting the stage for geomagnetic ...

On Thursday night, June 19, most of Michigan is within the line of sight, so if the weather permits, it might be worth looking up at the night sky, preferably in an area with less light pollution.

Solar flares are the most powerful explosions in the solar system, and can contain as much energy as a billion hydrogen bombs ...

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

Sunspot region 4114 has unleashed its most powerful solar flare yet — an X1.9 class that erupted late June 19, triggering shortwave radio blackouts across the Pacific Ocean, including parts of Hawaii.

Sunspot region 4114 has fired off its strongest blast yet — an X1.2-class solar flare that erupted on June 17, triggering ...

A European space agency created the first "artificial total solar eclipse" using a pair of satellites on Monday.