SDO
9th May 2016, 18:50
Mercury is nearing the far edge of the Sun, or 3rd contact. It will pass over a nice prominence!
More... (http://sdoisgo.blogspot.com/2016/05/mercury-is-approaching-3rd-contact.html)
More... (http://sdoisgo.blogspot.com/2016/05/mercury-is-approaching-3rd-contact.html)