30.9 MB (3.7 MB compressed)
4359 x 2476 pixels
36.8 x 21.1 cm ⏐ 14.5 x 8.3 in (300dpi)
DETLEV VAN RAVENSWAAY / SCIENCE PHOTO LIBRARY DETLEV VAN RAVENSWAAY / SCIENCE PHOTO LIBRARY
Photograph of a 25 kilometre-wide crater on the surface of Mars, taken in 1974 by the Soviet Mars 5 unmanned space probe. Mars 5 was part of the Soviet Union's Mars program in the 1970s.
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