Owl Cluster (NGC 457)
The Owl Cluster is a bright open star cluster located approximately 7,922 light-years away in the northern constellation Cassiopeia. With an apparent magnitude of 6.4,… Read More »Owl Cluster (NGC 457)
Ruchbah
Cassiopeia’s W
The constellation Cassiopeia has long been known by its popular nickname, the W constellation. Its five brightest stars form the distinctive shape of a W… Read More »Cassiopeia’s W
Double Cluster
The Double Cluster, or Caldwell 14, is the name for two open clusters – NGC 869 and NGC 884 – located close together in Perseus… Read More »Double Cluster