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The core of the Globular Cluster M15 made using the en:lucky imaging technique. M15 has a very high density of stars in the center, and these may surround a black hole. Image by Craig Mackay, Robert Tubbs, John Baldw
The core of the Globular Cluster M15 made using the en:lucky imaging technique. M15 has a very high density of stars in the center, and these may surround a black hole. Image by Craig Mackay, Robert Tubbs, John Baldw