Reprocessed Lunar Orbiter 1 image rotated and cropped in GIMP. The original image is in the public domain because it is a work of the U.S. Government (NASA).
Immediate source: Lunar and Planetary Institute, Lunar Orbiter Photo Gallery Lunar Orbiter 1, image 115, m [1]
{{Information |Description = [[Sierpinski (crater)]], on the far side of the moon. |Source = Reprocessed [[Lunar Orbiter 1]] image rotated and cropped in GIMP.<br>The original image is in the public domain because it is a work of the U.S. Government ([...