sunspot
A Shimmering, Simmering Sunspot
This quick animation made by astrophotographer Alan Friedman shows a 30-minute view of sunspot 1520, a large region of magnetic…
10 years ago
A Rare Type of Solar Storm Spotted by Satellite
[/caption] When a moderate-sized M-class flare erupted from the Sun on May 17, it sent out a barrage of high-energy…
10 years ago
Earth-Facing Sunspot Doubles in Size
[/caption] The latest sunspot region to traverse the face of the Sun has nearly doubled in size as it aims…
10 years ago