On This Day, Sept. 14: USSR lands Luna 2 probe on moon
1 of 7 | On September 14, 1959, the Soviet probe Luna 2 -- known informally as Lunik 2 -- became the first Earth-launched space…
1 of 7 | On September 14, 1959, the Soviet probe Luna 2 -- known informally as Lunik 2 -- became the first Earth-launched space…