Photo courtesy NASA, ESA, the Hubble Heritage (STScI/AURA)-ESA/Hubble
Collaboration, and A. Evans (University of Virginia, Charlottesville/NRAO/
Stony Brook University)
Markarian 273 is a galaxy with a bizarre structure that resembles a toothbrush. The Hubble image shows an intricate central region and a striking tail that extends diagonally towards the bottom-right of the image. The uniquely shaped tail is strongly indicative of a merger between two galaxies.