Federal forecasters are warning that a powerful X-class solar flare could trigger strong radio blackouts and strain power ...

Solar physicists have long known that the sun stores staggering amounts of magnetic energy, but the exact trigger that lets ...

F or all of its life-sustaining energy, the sun is pretty chaotic. Roiling plasma covers its surface along with fluidic snarls of magnetic fields that birth solar flares. These fiery outbursts occur ...

Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter ...

Three powerful outbursts of solar plasma are barrelling toward Earth, with dazzling auroras possible across the northern half of the United States over the coming nights. Minor auroral activity is ...

The ESA's Solar Orbiter has discovered that solar flares act like avalanches, growing from weak disturbances into powerful ...

The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...

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 ...

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 ...

The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line. When you purchase through links on our site, we may earn an affiliate commission.

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 ...