By tracing solar flare gamma rays, scientists gain new insight into particle behavior that shapes space weather forecasts.

After a calm week, the sun erupted again. A powerful M5.1 solar flare burst from an emerging sunspot region, shaking the stillness of space weather and igniting new forecasts of heightened activity.

ESA's Solar Orbiter, along with NASA's spacecraft, aids researchers in getting insights about NOAA 13664, the sun's active ...

Researchers have identified a newly recognized type of extremely energetic particles located in the Sun’s upper atmosphere, revealing a phenomenon that had not been detected before. Solar scientists r ...

Scientists tracked active solar region NOAA 13664 for 94 days, showing how persistent magnetic complexity drives flares and ...

The massive sunspot that sparked an "extreme" geomagnetic storm in May 2024 unleashed hundreds of other dangerous solar ...

A new solar storm is approaching. In 2025 there were several, but they did not have serious consequences. Now, the US ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A spot on the sun 10 times larger than Earth has been seen ...

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most ...

This was the view as a multi-colored curtain of aurora formed to the south in my sky during the great display of Northern Lights on May 10, 2024. The Kp Index peaked at 8 this night bringing the ...

Cryptocurrency investors face an unusual danger lurking 93 million miles away. Solar flares, massive bursts of energy from the sun’s surface, can interfere with the digital infrastructure that keeps ...

A powerful geomagnetic storm is causing the northern lights to be visible across the United States. While creating beautiful auroras, intense solar storms can also threaten power grids and ...