Shared publicly  - 
 
A colossal sunspot, large enough to swallow six Earths whole, was captured by NASA's Solar Dynamics Observatory as it swelled over a 48-hour span on Tuesday and Wednesday (Feb. 19 and 20). http://oak.ctx.ly/r/2if9
68
16
Edsel Moraleja's profile photoBobbie Knopick's profile photoXea Baudoin's profile photoKim Hayoun's profile photo
4 comments
 
That's a big sunspot!
Add a comment...