Sunspot AR3311 have been extremely active since its emergence in NASA Solar Dynamics views. Seven m-class flares can be seen ...

NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare. See at time-lapse of ...

Out of an "abundance of caution," the station's three Russian cosmonauts were instructed to spend a night in the ISS ...

NASA's Solar Dynamics Observatory captured a magnetic filament erupting on the Sun. The filament was "connected to sunspot ...

Sunspot activity increases on November 1, 2025, as new regions emerge on the Sun. Solar flares, coronal mass ejections, and geomagnetic conditions are monitored by NASA/SDO and EarthSky.

These CMEs are currently headed toward Earth and will likely cause strong to minor geomagnetic storms later today and ...

There are many things with spots: Dalmatians, leopards, ladybugs, overripe bananas, and guys with bald spots are all great examples. Another thing with spots is the Sun! That's right! The Sun, as it ...

What: A major coronal hole on the Sun is releasing high-speed solar wind toward Earth, driving recent auroral activity and space weather disturbances. Coronal holes are cooler regions where the Sun’s ...

NASA has been tracking a major sunspot, Active Region 1429, which released this X5.4 solar flare on March 6. "Stay tuned for more from this very active sunspot," NASA says. The sun's surface has been ...