NASA has issued a warning about an incoming geostorm, a powerful solar storm that could disrupt power grids, satellites, and ...

Last year, the Sun delivered an impressive spectacle with a series of powerful solar flares. These events led to the ...

Sporadic E layers lit up during a solar storm, moving from poles to equator—surprising researchers and revealing potential communication threats.

A surprise solar storm turned a NASA simulation into a real-world space weather crisis. As the Gannon geomagnetic storm struck Earth, it disrupted satellites, grounded flights, heated the atmosphere ...

A solar radiation storm struck Earth 14,300 years ago, showering the planet with high-energy particles and leaving a spike in ...

Northern Michigan could see the northern lights, or aurora borealis, the nights of May 16 and 17, weather permitting. Here's what to know.

X-class flares are the strongest and most intense on the solar scale. Earlier this week, the National Oceanic and Atmospheric ...

The ancient event, over 500 times stronger than any modern storm, would be devastating were it to happen today.

A colossal solar filament over twice the distance between Earth and the moon erupted from the Sun's northern hemisphere ...

A first-of a-kind space weather "tabletop" exercise has revealed major weaknesses in America's preparedness for major solar ...

The sun has been unleashing a series of intense solar flares in recent weeks and much of last year as scientists forecast the ...

Researchers report on ionospheric sporadic E layer (Es) activity during the Mother's Day geomagnetic storm. The team found that the Es layers were significantly enhanced over Southeast Asia, Australia ...