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]
I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Original upload log
The original description page was here. All following user names refer to en.wikipedia.
2006-11-14 01:09 Booyabazooka 500×275×0 (12361 bytes) Original raster version: [[w:en:Image:Van Allen radiation belt.png]] {{PD-USGov-NASA}} {{PD-self}}