The Jewel Box (also known as the Kappa Crucis Cluster, NGC 4755, or Caldwell 94) is an open cluster in the constellation Crux. This cluster is one of the youngest known, with an estimated age of 14 million years. It has a total integrated magnitude of 4.2, is located 1.95 kpc. or 6,440 light years from Earth, and contains just over 100 stars.
This image is a composite of two datasets from Slooh Chile Two, Santa Martina Observatory, Santiago, Chile. Processed using PixInsight (AutoIntegrate, HistogramTransform), ACDSee Photo Studio (colour balance, stretch) & Graphic for Mac (Slooh logo).