This NASA/ESA Hubble Space Telescope image features the blue dwarf galaxy Markarian 178 (Mrk 178) against a backdrop of distant galaxies in all shapes and sizes. Some of these distant galaxies even shine through the diffuse edges of Mrk 178.
Image Credit: ESA/Hubble & NASA, F. Annibali, S. Hong
https://www.nasa.gov/image-detail/hubble-markarian178-potw2549a/