Post by Chicago Astronomer - Astro Joe on Jan 14, 2005 4:03:57 GMT -6
Sunspot 720 grew fast and is HUGE!
I am certainly going to image this monster of a sunspot this weekend. It is said to have grown from practically nothing...to a size greater than FIVE Earths!
It will be a great target for Adler Planetarium visitors this cold and bitter weekend.
