This cluster of sunspots has produced more than 60 solar flares, including several that could spark colorful auroras across ...

A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...

Sunspot 4366 is a significant area of magnetic instability on the Sun's surface. It formed unexpectedly and has rapidly expanded to nearly half the size of the sunspot that was responsible for the ...

The Sun is putting on quite a show right now. Earth-facing sunspot region 4366 has been erupting almost non-stop since it emerged on January 30, producing six X-class solar flares so far.

Solar activity has once again captured the attention of scientists and space enthusiasts alike, as sunspot region 4366 has unleashed a powerful X1.5 solar flare. This event, occurring at 14:18 UTC ...

Due to the effects of a weak CME and ongoing high solar wind, unsettled to active conditions are possible this evening, Feb.

The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since ...

Solar activity remains elevated this week, shaped largely by one persistent sunspot region and the steady stream of solar ...

A newly active area on the sun is responsible for dozens of eruptions known as solar flares, including back-to-back X-class ...

Space weather has seen a flurry of activity this week. An explosive solar flare that erupted Tuesday, just two days after the ...

A surge in solar activity, including an X8.3-class solar flare from fast-growing sunspot Region 4366—has triggered multiple ...