This work has been released into the public domain by its author, United States Geological Survey. This applies worldwide. In some countries this may not be legally possible; if so: United States Geological Survey grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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]
{{subst:Upload marker added by en.wp UW}} {{Information |Description = {{en|A geologic map of the V-20 quadrangle on Venus.}} |Source = http://planetarymapping.wr.usgs.gov/Project/view/192;jsessionid=079568040703513A9F58EAA7DA0EFABC |Author = United St...