Habitable alien planet. Computer artwork of two moons seen over the limb of an Earth-like alien planet with oceans and clouds. A planet's orbit and its size have to fit within a narrow range for it to have a surface temperature suitable for liquid water,and for it to retain an atmosphere | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Garlick, Mark |
Taille de l’image : | 3942 px × 5256 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |