NGC4755 The Jewel Box Cluster Photos or Kappa Crucis Cluster Photos,
In the constellation of Crux or The Southern Cross.
The Jewel Box is 25 light years in diameter, this cluster contains some of the most Luminous Supergiant Stars known in our Galaxy.
The Jewel Box is located 7700 light years away in the Southern Cross.
No wonder William Herschel describe this as a fine peice of jewelry.