A giant S-shape structure, around 10 times wider than Earth, recently appeared in the center of the sun, moments before our ...

Each pixel of this image of a sunspot is roughly 10 kilometers. The photo was captured by the Daniel K. Inouye Solar Telescope in Hawai’i using a new instrument. (Credit: VTF/KIS/NSF/NSO/AURA) SPACE ...

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 ...

Space weather experts warn that solar activity will persist or even increase after solar maximum has ended and we enter a phase of the solar cycle dubbed the "battle zone." ...

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 ...

We need more satellites to keep tabs on incoming clouds of solar particles. A first-of its-kind space weather "tabletop" exercise has revealed major weaknesses in America's preparedness for severe ...