From Wikipedia: "Omega Centauri ( NGC 5139, or Caldwell 80) is a globular cluster in the constellation of Centaurus that was first identified as a non-stellar object by Edmond Halley in...
Also cataloged as NGC 4321, this face-on beauty showcases tightly wound spiral arms, glowing with star-forming regions and interlaced with dark dust lanes. At approximately 55 million...