when did the us first land on the moon
Moon landing A Moon landing is the arrival of a spacecraft on the surface of the Moon. This includes both manned and unmanned (robotic) missions. The first human-made object to reach the surface of the Moon was the Soviet Union's Luna 2 mission, on 13 September 1959.[3]
51st state Before Alaska and Hawaii became states of the United States in 1959, the corresponding expression was "the 49th state".
Corona Spectroscopy measurements indicate strong ionization and plasma temperature in excess of 1,000,000 kelvins,[1] much hotter than the surface of the Sun.
Robert Todd Lincoln Robert Lincoln was coincidentally either present or nearby when three presidential assassinations occurred.[42]