... Gallery . ... click image to view discuss) . M57 . This is my first successful foray into astronomical imaging with the SBIG ST7. ... This photo is one fram of those 11, minus a dark, and processed solely with SBIG CCDSoft 5.0. Submitted by Bruce Berger on 08/07/2006 22:44:45 . ... M57 - Reprocessed . This is the same, except, 9 images stacked. ... Images were reduced with Dark and Bias, then alined and combined in CCDSoft 5.0. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...