December 27, 2017Bubble Nebula – December 25, 2017 Scroll down to content And another H-alpha image, this time acquired with the 115mm APO Refractor. This object requires much deeper shots and a lot more integration time in order to reveal its true nature… Share this:TwitterFacebookLike this:Like Loading... Related Published by maxpho An amateur...photographer, astronomer, entomologist...just an amateur ;) View all posts by maxpho