This stunning. sparkly collection of stars is called ESO 121-6:; it can be found approximately 65 million light-years from Earth in the constellation of Pictor.
In an image taken by the Hubble Space Telescope, we see this island universe from a side-on vantage point, which prevents us from seeing some of the features that make it a spiral galaxy. Things that are noticeably absent include sweeping spiral arms, however, it does put us in the unique position to see the full length of the galaxy, and its glowing central bulge — where a large quantity of stars packed densely in a small region reside.
See a larger image here.