Sky and telescope Dec 7, 2018 23:00:58 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by richdavies on Dec 7, 2018 23:00:58 GMT www.skyandtelescope.com/?k=0EsZWfz24GvJIM4eXtlsmBYZTkMQY%2FjM1Lx2J2eln9I%3D&bid=897091687&cid=DM90448.Use that link to register for a weekly ebook about whats happening up above.