Our planet was rocked by some of the worst geomagnetic storms in more than 20 years. Triggered by a slew of solar flares, the ...

The $850 million Solar Dynamics Observatory may help scientists find the causes of solar weather events that disrupt technologies on Earth—while taking unprecedented high-resolution pictures of the ...

Watch this one-week time-lapse of the coronal hole in the Sun's atmosphere from NASA's Solar Dynamics Observatory. Amazing ...

How can astronomers observe and study the Sun’s activity in the most efficient way despite the Sun and Earth orbiting each ...

More than a month after a flooded data center at Stanford University knocked out data processing operations for two NASA sun-studying spacecraft, solar scientists are starting to regain access to ...

Sunspot AR3256 erupted with an X1.2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths. Credit: Space.com | footage courtesy: NASA/SDO | edited by Stev ...

Scientists observed a single solar active region continuously for 94 days, revealing how magnetic fields grow and trigger ...

NASA’s Solar Dynamics Observatory captured this image of coronal loops above an active region on the sun in mid-January 2012. The image was taken in the 171 angstrom wavelength of extreme ultraviolet ...

NASA captured an image of an intense solar flare released by the sun on Tuesday evening. The solar flare peaked at 5:49 p.m. EDT on Tuesday, NASA's Solar Dynamics Observatory said. It was an X-class ...

A solar eclipse on April 27, 2025, as seen only by NASA Solar Dynamics Observatory. When is the next solar eclipse? Yesterday and today — but they were not reported in advance. Why? They were only in ...

The "milestone in solar physics" will help scientists better understand space weather and its impact on our tech-dependent ...