Globular cluster. Optical image of the globular star cluster Omega Centauri (NGC 5139, lower right) in the constellation Centaurus, the centaur. North

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Globular cluster. Optical image of the globular star cluster Omega Centauri (NGC 5139, lower right) in the constellation Centaurus, the centaur. North is at top. Omega Centauri is a ball of over a million stars which lies 16,000 light years from Earth. Globular clusters are found in a halo around the Milky Way and are thought to be very old structures.

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Size: 3150px × 3142px
Photo credit: © ECKHARD SLAWIK/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 5139, astronomy, centauri, centaurus, cluster, cosmology, globular, ngc, night, omega, optical, science, sky, space, star, starfield, stars, stellar