X-class flares are the most energetic class of solar flares, with each step up in number representing a tenfold increase in ...

A powerful X-class solar flare erupted on June 19, disrupting radio signals and potentially setting the stage for geomagnetic ...

Large parts of the United States faced a radio blackout on Thursday following a strong solar flare from the sun. The "extreme ...

Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth’s atmosphere to ...

NASA’s Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event. The image shows a subset ...

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