If you live in one of the 9 states forecasted to have a chance of seeing the northern lights tonight, head to a north-facing ...

The solar flare peaked at 5:49 p.m. EDT on Tuesday, NASA's Solar Dynamics Observatory said. It was an X-class flare — the ...

A powerful X1.2 solar flare erupted from the Sun, causing radio blackouts and sparking warnings of more flares and possible ...

ET, sunspot region 4114 released an X.12 class solar flare that caused a radio blackout over the Pacific Ocean, including ...

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

Last year, a geomagnetic storm dubbed the Gannon superstorm was one of the strongest of its kind in decades, buffeting the ...

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

A minor geomagnetic storm (level 1 of 5) is likely this week, according to NOAA's Space Weather Prediction Center. Typically, ...

Solar flares can affect us on Earth, and radiation from this flare caused a shortwave radio blackout. A map released by the ...

Nearly a dozen states in the northern U.S. may have an opportunity to see the northern lights Sunday as geomagnetic storms ...

An intense solar eruption recently triggered a rare "severe geomagnetic storm" alert for Earth, with the U.S. Naval Research ...

NOAA’s Space Weather Prediction Center has issued a geomagnetic storm watch for Saturday because of the coronal hole, or CH.