spaceexp: Jupiter, the Great Red Spot and Io with a volcano on the night side. Taken by the New Horizons spacecraft in 2008.
Karl Gerstner, from his book The forms of colour: the interaction of visual elements, 1986. Via flickrstream Oliver Tomas
design-is-fine: Anton Stankowski, Systematisches, 1970. Via Quittenbaum.
An early photograph of the Moon, a daguerreotype taken by John W. Draper, March 26, 1840, in New York.