Extremely active sunspot AR3664 blasted a major X8.7-class solar flare. The sunspot was behind the incredible geomagnetic ...

The Origin of the Sun's Magnetic Field Could Lie Close to Its Surface May 22, 2024 — Surprise findings suggest sunspots and solar flares could be generated by a magnetic field within the Sun's ...

This image, captured on December 6, 2010, shows a massive solar filament erupting from the Sun. Nearly a million km long, it was seen by STEREO in extreme ultraviolet light.

Their mass deflects asteroids and comets, and their flares energise nearby gas clouds ... be resolved if the true mean opacity for the solar interior matter were roughly 15% higher than predicted”.

Multiple spacecraft captured the moon's shadow sweeping across North America at more than 1,500 mph during the 2024 total ...

Multiple spacecraft captured the moon's shadow sweeping across North America at more than 1,500 mph during the 2024 total ...

Scientists also took advantage of the opportunity, using high-altitude aircraft and telescopes to study the sun’s corona, solar flares and more. Prior to 2024, the last total solar eclipse ...

For some Dallas area scientists, the total solar eclipse on April 8, 2024 was more than just a once-in-a-lifetime cosmic spectacle: It was a rare and invaluable research opportunity, the perfect ...

This image from June 20, 2013, shows a solar flare and a prominence eruption on the Sun’s left side. This image from June 20, 2013, shows a bright solar flare and a burst of solar material from the ...

X1.1 solar flare disrupts radio signals across Americas Coronal mass ejection follows flare but unlikely to affect Earth Sunspots AR4046 and AR4048 could cause more solar activity ...