Star cluster M103. Optical image of the open star cluster M103. The cluster is 14 light years across and lies around 8000 light years from Earth in the constellation Cassiopeia. It contains a red giant star (orange). M103 is thought to be around 20 million years old | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / National Optical Astronomy Observatories |
Taille de l’image : | 5088 px × 5638 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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