Northern lights occur when a solar flare interacts with Earth's atmosphere.

NASA Solar Dynamics Observatory captured a M7.9-class solar flare. See footage of the blast in multiple wavelengths. Credit: ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

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.

Solar flares are powerful bursts of radiation. A SWPC report added that the storm calmed and reached G4 status again on Tuesday.

Multiple M-class and X-class solar flares erupted within 24 hours as an active sunspot released intense radiation affecting ...

NASA explained that the flares and solar eruptions can impact radio communications, electric power grids, and navigation ...

The flares are coming from a solar region that was created in late January.

In a dramatic escalation of solar activity, the sun has unleashed an X8.3 flare — 2026’s strongest yet — causing radio ...

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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.

Intense solar storms from a powerful sunspot region have raised concerns worldwide, with ISRO closely monitoring over 50 Indian satellites amid risks of radio blackouts and signal disruptions.