DescriptionMariner 9 - Olympus Mons Caldera (39210604190).png
Mariner 9 narrow angle camera of Olympus Mons' central caldera. This image was among the first images to confirm that Olympus Mons was a volcano - the largest known in the Solar System.
This image was taken on Mariner 9's 148th orbit around Mars, March 7, 1972.
The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2]
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/2.0CC BY 2.0 Creative Commons Attribution 2.0 truetrue