CNN CNN Newsroom July 29, 2013 17:54:00
Sun. now i do not want you, anyone, please, to go out and look at the sun. this dot, spot, black area, is not there to the visible eye. it's not there to the visible spectrum. you have to have a special telescope looking at special wavelengths. what typically happens is the nag n magnetic field flies out of the sun and is recaptured here. this large black dot, coroanal hole, is an area where magnetism flows away from the sun and doesn't get captured back down. it was discovered about three or four weeks ago. a large black hole has rotated around the other side. another coronal hole is there. t...
Source: archive.org