Reprocessed Lunar Orbiter 4 image cropped in Gimp to show Aristillus crater and surrounding terrain. The triangular spots are blemishes on the original. 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 4, image 110, h1 [1]
2013-12-12 10:50 Jstuby 960×960× (109084 bytes) {{Information |Description = [[Aristillus (crater)]], on the moon. |Source = Reprocessed [[Lunar Orbiter 4]] image cropped in Gimp to show Aristillus crater and surrounding terrain. The triangular spots are blemishes on the original. The original imag...