Events
1966 - Surveyor 1 lands in Oceanus Procellarum on the Moon, becoming the first US spacecraft to soft land on another world.
2003 - Europe launches its first voyage to another planet, Mars. The European Space Agency's Mars Express probe launches from the Baikonur space centre in Kazakhstan.
Births
1949 - Heather Couper, British astronomer
Deaths
1785 - Jean Paul de Gua de Malves, French mathematician
2000 - Gerald Whitrow, British mathematician