Syrtis Major, Mars, Viking image. The Viking program launched two spacecraft to Mars in 1975. Mars is the fourth planet from the Sun and the second-smallest planet. It is a terrestrial planet with a thin atmosphere, having surface features reminiscent both of impact craters, valleys, deserts and polar ice caps. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / NASA / VRS |
Taille de l’image : | 4606 px × 4137 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |