Sergey Yushkeev A single, tiny one appeared on Jan. 31, but even that is hard to see in this rotating view from our Solar Dynamics Observatory. The video shows a rotating sun in filtered light for the past week, but it is even hard to tell the sun is rotating since there are just about no features. This spotless pe... 06 March 2018 Share
Sergey Yushkeev This week's @EntertainmentWeekly explores the beginning of a beautiful friendship. 06 March 2018 Share
