NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare. See at time-lapse of ...
Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could potentially deliver a solar storm. NASA's Solar Dynamics Observatory captured ...
Add Yahoo as a preferred source to see more of our stories on Google. Region 4366 seen on the surface of the sun via NASA's Solar Dynamics Observatory (SDO) spacecraft on Feb. 4, 2026. This region is ...
Add Yahoo as a preferred source to see more of our stories on Google. Sunspot AR4618 erupted with an M4.4-class solar flare causing a coronal mass ejection (CME) that may give Earth a glancing blow.
Every eleven years, the sun's magnetic field flips. Sunspots—dark, cooler regions on the sun's surface that mark intense magnetic activity and often trigger solar eruptions—appear at mid-latitudes and ...
New observations are helping scientists peer beneath the Sun’s surface, revealing where its magnetic activity may truly begin ...
Liquid mercury contamination has permanently shut down the Dunn Solar Telescope as NSF moves ahead with demolition in ...
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