On the left we have NGC 6939, an open cluster located in the rich star fields of the constellation of Cepheus. It lies at an estimated distance of 3860 light years.
On the right, is NGC 6946, an intermediate spiral galaxy. It is often called the Fireworks Galaxy. Despite being a third smaller than the Milky Way galaxy, it has had a high rate of supernovas in the last century. Nine recorded supernovas, where as the Milky Way averages one per century. It is located at a distance of 18 to 22 million light years away.
Imaged with the ED80CFT refractor, and Atik 314L+ mono ccd.
15 x 300 second exposures through R/G/B filters and 84 x 180 second through Lum filter.