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]
This image, originally posted to Flickr, was reviewed on 7 July 2016 by the administrator or reviewerTaketa, who confirmed that it was available on Flickr under the stated license on that date.
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