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The sun just unleashed its biggest solar flare in 30 years and Earth is on alert
The sun has just fired off an eruption so intense it ranks among the most powerful solar flares seen in three decades, a jolt ...
The sun is putting on a show. On Sunday the star unleashed several strong and bright solar flares, including one of the most powerful eruptions seen in decades. Far from the steadily glowing orb we ...
The massive sunspot that sparked an "extreme" geomagnetic storm in May 2024 unleashed hundreds of other dangerous solar flares, including a hidden X-class outburst, a new paper reveals. The study sets ...
Close-up observations of the Sun explain how solar flares start, grow, and send high-energy particles racing through space.
The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...
This Feb. 4, 2026, image from NASA's Solar Dynamics Observatory (SDO) captures a strong solar flare erupting from the star.
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