Mars infrared photograph by the astronomer, and later director of the Lick observatory, William Wright (1871-1959) in 1924. From pictures like these he concluded that its atmosphere was about 60 miles deep. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Van Ravenswaay, Detlev |
Taille de l’image : | 4180 px × 4180 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |