The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since 2024. Auroras are possible later this week.

Add Yahoo as a preferred source to see more of our stories on Google. The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather ...

Add Yahoo as a preferred source to see more of our stories on Google. A flurry of activity solar activity this week produced a severe solar storm, sparking northern lights as far south as Florida on ...

NASA has issued a warning that the Sun is “waking up,” with solar activity increasing steadily after decades of decline. The agency’s latest research, led by Jamie Jasinski at NASA’s Jet Propulsion ...

Research conducted by an international team of astronomers from Southwest Research Institute, Aryabhatta Research Institute ...