VDB 4
NGC 225 is an open cluster in the constellation Cassiopeia. One of it’s stars, the variable star V594 Cas, illuminates the blue reflection nebula van den Bergh (vdB) 4. There are an interesting number of what appears to be globular structures in the field as well as some H alpha. All of this surrounded by dark nebulae.
Imaged in LRGB and H alpha at Dark Sky New Mexico, OTA Planewave CDK 17.
Image Processing: Mark Hanson and Mike Selby