Northern lights occur when a solar flare interacts with Earth's atmosphere.
The sunspot region released as many as four X-class flares in a span of 24 hours.
This cluster of sunspots has produced more than 60 solar flares, including several that could spark colorful auroras across ...
Sun Region 4366 has produced dozens of solar flares since Jan. 30, "putting on quite a show," says Slooh President and ...
A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.
Multiple M-class and X-class solar flares erupted within 24 hours as an active sunspot released intense radiation affecting ...
Space weather has seen a flurry of activity this week. An explosive solar flare that erupted Tuesday, just two days after the ...
The X4.2-rated flare erupted at 7:13 a.m. EST on February 4.
On February 11, 2010, NASA launched a spacecraft to study the inner workings of the sun. [‘On This Day in Space’ Video Series ...
In a dramatic escalation of solar activity, the sun has unleashed an X8.3 flare — 2026’s strongest yet — causing radio blackouts as scientists monitor Earth-directed CMEs ...
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.
A newly active area on the sun is responsible for dozens of eruptions known as solar flares, including back-to-back X-class ...