Second Giant Sunspot in Two Weeks Triggers 1.8 Million MPH Solar Winds ...
Highly active sunspot AR3664 grew tremendously in this three day time-lapse. Credit: Space.com | footage courtesy: NASA / SDO ...
A 'rule-breaking' sunspot has fired off an extremely powerful X-class solar flare, launching a CME toward Earth that could bring vibrant weekend auroras. When you purchase through links on our site, ...
A sunspot so big it rivals the gigantic sunspot responsible for the Carrington Event in 1859 has unleashed another X-class solar flare, triggering radio blackouts on Earth. When you purchase through ...
Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Four X-class solar flares ...
Astrophotographer Dale Mayotte took this photo of sunspot AR 1520 in Clinton Township, MI, on July 11, 2012. Astrophotographer Dale Mayotte took this photo of sunspot AR 1520 in Clinton Township, MI, ...