From distances as close as a few hundred miles above the Moon, the Lunar Orbiters captured surface features as small as approximately three feet wide.
Sources
- Moon photos from the 1960s were developed in space—here's how (nationalgeographic.com)
- https://airandspace.si.edu/collection-objects/lunar-orbiter-engineering-mock/nasm_A19700318000 (airandspace.si.edu)
- https://www.nasa.gov/history/lunar-orbiter/ (nasa.gov)
- https://nssdc.gsfc.nasa.gov/planetary/lunar/lunarorb.html (nssdc.gsfc.nasa.gov)
- https://www.si.edu/object/model-lunar-probe-lunar-orbiter:nasm_A19791304000 (si.edu)
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