1964 - Ranger program: Ranger 7 sends back the first close-up photographs of the moon, with images 1,000 times clearer than anything ever seen from earth-bound telescopes.
1999 - Discovery Program: Lunar Prospector - NASA intentionally crashes the spacecraft into the Moon, thus ending its mission to detect frozen water on the moon’s surface.
1718 - John Canton, English physicist
1858 - Richard Dixon Oldham, British geologist
1860 - Mary Vaux Walcott, American artist and naturalist
1918 - Paul D. Boyer, American chemist, Nobel Prize Laureate
1980 - Pascual Jordan, German physicist