When you buy through links on our articles, Future and its syndication partners may earn a commission. Sunspot AR 14100 reemerged over the sun's western limb on Monday (May 26) after spending two ...

A new giant sunspot, active region 4246, is now visible from Earth. Scientists believe another, even larger region is emerging. This solar activity could cause minor geomagnetic storms and disrupt ...

A first-of its-kind space weather "tabletop" exercise has revealed major weaknesses in America's preparedness for severe solar storms. In May 2024, participants representing local and national ...

Astronomers have warned of solar storms and other extreme space weather over the coming days and weeks, as an active part of the Sun rotates into view. The activity is expected to cause auroras and ...

Sunspot AR3767 erupted with a X1.7-class solar flare, followed by an X1.1-class flare from sunspot AR3780. NASA's Solar Dynamics Observatory captured the fireworks. Footage courtesy: NASA / SDO and ...

A new sunspot emerging over the eastern limb of the sun is putting on an explosive show and it's heading our way. Sunspot region 4136 was recently captured crackling with dozens of magnetic explosions ...