Double Solar M-Flares Blast Massive Coronal Mass Ejection Credit: Space.com | footage courtesy: NASA/SDO/ESA/SOHO | edited by ...

Southwest Research Institute scientists have discovered how solar activity affects the velocity distribution and evolution of ...

An M3-class solar flare that lasted about 3 hours created a massive coronal mass ejection. The Solar Dynamics Observatory (SDO) and the Solar and Heliospheric Observatory (SOHO) captured the fireworks ...

The federal government released the results of a multiday emergency drill intended to assess our ability to handle the next ...

A group of participants from several U.S. agencies took part in a first-of-its-kind exercise that tested their preparedness ...

The Gannon storm, the first named geomagnetic storm, brought rare auroras and major changes to Earth's magnetosphere in 2024.

A surprise solar storm also came with a baffling phenomenon that left people in the inland U.S. scratching their heads.

Scientists have found evidence of the most powerful storm in history, which hit Earth in 14,300 years ago. It would cause ...

Ironically, the exercise last May was interrupted by a real scenario, when Earth was hit by the strongest solar storm in two decades ...

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

Astronomers say sunspot AR4087 is coming into view and lining up with the Earth, increasing the chance of Northern Lights and ...

Skywatchers were left surprised, puzzled and awestruck by a mysterious streak of light slicing through the night sky.