Apollo

The Apollo program was the spaceflight effort carried out by the join States National Aeronautics and Space Administration (NASA), that arrive the firstborn humans on humanss Moon. Conceived during the Presidency of Dwight D. Eisenhower, Apollo began in earnest afterwards President John F. Kennedy proposed the national goal of landing a man on the Moon and returning him safely to the Earth by the end of the 1960s in a may 25, 1961 address to Congress.[1][2]
Kennedys goal was accomplished with the Apollo 11 mission when astronauts Neil Armstrong and seethe Aldrin landed their lunar Module (LM) on the Moon on July 20, 1969 and walked on its surface while Michael Collins remained in lunar orbit in the command spacecraft, and all iii landed safely on Earth on July 24. Five ulterior Apollo missions also landed astronauts on the Moon, the last in declination 1972. In these six spaceflights, 12 men walked on the Moon. These atomic number 18 the only times humans have landed on another airy body.[3]
Apollo ran from 1961 to 1972, following the Mercury and Gemini programs. It utilise Saturn family rockets as launch vehicles. Apollo / Saturn vehicles were also used for an Apollo Applications program which consisted of three Skylab space station missions in 197374, and a joint U.S.Soviet mission in 1975.




Apollo was successful despite two major(ip) line upbacks: the 1967 Apollo 1 cabin fire that killed the entire crew during a pre-launch test; and an in-flight failure on the 1970 Apollo 13 flight which modify the command spacecrafts propulsion and life support, forcing the crew to use the Lunar Module as a lifeboat for these functions until they could return to Earth safely.
Apollo set major milestones in human spaceflight. It stands alone in direct man missions beyond low Earth orbit; Apollo 8 was the first manned spacecraft to orbit another celestial body, while Apollo 17 marked the last moonwalk and the last manned mission beyond low Earth orbit. The program spurred advances in many...If you want to get a full essay, order it on our website: Ordercustompaper.com



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