Mayall 4m telescope dome,Kitt Peak National Observatory,Arizona. The reflecting telescope has a 4m-diameter primary mirror | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Williamson, Mark |
Taille de l’image : | 3456 px × 5163 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |