The massive sunspot that sparked an "extreme" geomagnetic storm in May 2024 unleashed hundreds of other dangerous solar ...

The sun is not only our closest stellar neighbor, it's also the star we understand the most. As we've observed it over the ...

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most ...

“It’s a milestone in solar physics,” said Ioannis Kontogiannis, a solar physicist at the Swiss Federal Institute of ...

After a calm week, the sun erupted again. A powerful M5.1 solar flare burst from an emerging sunspot region, shaking the ...

From communications outages to a brush with nuclear war, solar events like flares and coronal mass ejections have shaped ...

An international team of researchers tracked the active solar region using the Solar Orbiter spacecraft, a joint NASA and ...

Like the number of sunspots, the occurrence of solar flares follows the approximately 11-year solar cycle. But as the current Solar Cycle 25 approaches its peak, how are the number of solar flares ...

Pocket AVIA/RAD-ALERT warns of solar flare neutrons and radiation and Terrestrial Gamma Bursts, both of which may pose hazard to passengers, crews, and avionics This pocket unit provides real-time ...

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Scientists tracked active solar region NOAA 13664 for 94 days, showing how persistent magnetic complexity drives flares and ...