A beautiful face-on spiral that reveals its core region nicely in this image. The small bright “mini-bar” in the heart of the galaxy is surrounded by a CNR (circumnuclear ring of glowing segments). M100 is an active “star making machine” with new stars being formed in the CNR and in the pink “H II Regions” in the spiral arms.

12 1/2″ Ritchey-Chretien Telescope with an ST10XE/CFW8. F/6 LRGB (24x7minBW,5x5minR&G,8x5minB with RGB components binned 2×2.