Cassiopeia A Supernova Remnant in Constellation Cassiopeia X-Ray Space 1" Pendant Necklace in Silver Tone Cassiopeia A supernova remant artwork print pendant Depicts the x-ray view of Cassiopeia A supernova remnant The artwork print is sealed and displayed under domed glass Pendant dangles from a luxurious black voile ribbon necklace and closes with a silver tone squeeze lobster claw clasp Pendant is one inch in size w/o bail. Please note that images are enlarged and are not to scale.