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On May 25, 1961, John F. Kennedy** announced to the world the implementation of a grand manned lunar landing program.
Although the Apollo manned lunar landing program was the product of the competition between the United States and the Soviet Union, it can also be considered the first step in the expansion of mankind into the solar system.
The Apollo manned lunar landing program began in May 1961, and the first lunar landing was expected from 2 0 to 21 July 1969. Since then, the United States has launched six "Apollo" spacecraft, five of which have been successful, and a total of 12 astronauts have landed on the moon. The entire project lasted about 11 years and was completed in December 1972 at a cost of $25.5 billion.
At the peak of the project, 20,000 enterprises, more than 200 universities and more than 80 scientific research institutions participated in the project, with a total number of more than 300,000. It is one of the most magnificent projects of mankind in this century.
On July 16, 1969, the massive Saturn 5 rocket (40 stories high) slowly lifted off under the watchful eye of millions of people. On this day, the sky was clear and cloudless, and it seemed that the moon was quietly waiting for the "Saturn 5" to transport the earth's envoys. When Saturn 5 launched the Apollo 11 spacecraft into low-Earth orbit, the latter began to fly to the moon on its own.
The Moon was first visited by the Soviet spacecraft Luna-2 in 1959 on behalf of mankind, and it was also the first time that mankind explored a non-Earth planet. The first landing was on June 20, 1969 (do you remember where you were?).);The last time was in December 1972.
The Moon is also the only planet where surface samples have been recovered. In the summer of 1994, the Moon was extensively mapped by the Clementine spacecraft. The Lunar Prospector is now orbiting the Moon.
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The first person to land on the moon was Armstrong, a NASA astronaut of the United States, who successfully landed on the moon on Apollo 11 in 1969, leaving traces on the moon with his feet for the first time, and also left a famous saying "This is a small step for me, but a big leap for mankind", Armstrong also realized the first moon walk. After the completion of the mission to the moon, he retired and entered the university as a faculty member.
The world's first cosmonaut and the first person to go into space was the Soviet cosmonaut Gagarin, who was also the first to see the whole Earth from space. The first person to successfully land on the moon was American astronaut Armstrong, and it was on July 21, 1969, when Armstrong became the first astronaut to set foot on the moon and the first person to leave footprints on Earth's alien body and return safely to Earth.
On July 16, 1969, Armstrong flew to the moon with Aldrin and Collins on the Apollo 11 spacecraft, landing on the surface of the moon four days later. Twenty-one hours later, Armstrong and two of his colleagues returned to Earth.
When Armstrong took his first steps towards the moon on behalf of all "earthlings", he said: "This step is a small step for one person, but a huge step for humanity as a whole." People around the world watched on television as Armstrong descended the nine steps of the Aquila space's sealed capsule and left his first human footprints on the moon.
This thrilling moment lasted 17 minutes and feasted the eyes of TV viewers on the planet.
By the time of the last flight of the Apollo program, Apollo 17, 12 astronauts had landed on the lunar surface. This series of "visits" has greatly enriched mankind's understanding of the Moon. Each Apollo mission conducted extensive surveys of the lunar surface, collecting a large number of lunar rock and soil samples, including 440 kilograms of lunar rock samples brought back to Earth from the moon.
At the same time, the Apollo flight installed many instruments on the moon to conduct scientific research, such as solar wind experiments and moonquake measurements.
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It was 1969, the departure site was at the Cape Kennedy launch site in the United States, and it was the first human space flight that successfully landed on the moon, and the astronaut at that time was Armstrong.
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The Americans landed on the moon in 1961. The soil on the surface of the moon was found on the moon, traces of the surface of the moon were found, lunar craters on the surface of the moon were discovered, the color of the moon was also discovered, and the gravitational pull of the moon was also found to be small.
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According to relevant information, it was on July 20, 1969, at 22:56 US time, three American astronauts landed on the moon. The first lunar landing lasted eight days and 24 kilograms of lunar rock samples were collected, and the situation was very shocking because it was the first time that a man had set foot on the moon, which was a huge progress.
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1969 year. He collected samples of the moon, photographed a lot of moon**, and also provided a lot of experimental data, laying the foundation for future exploration.
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Six times. 1. Apollo 11. Apollo 11 is the home of the National Aeronautics and Space Administration (NASA).
Administration, NASA), the fifth manned mission in Project Apollo, was the first human mission to the moon.
The three astronauts on the mission were Commander Neil Armstrong, Command Module Pilot Michael Collins and Lunar Module Pilot Buzz Aldrin. On July 21, 1969, Armstrong and Aldrin became the first humans to set foot on the moon.
2. Apollo 12 is the sixth manned mission in NASA's Apollo program and the second manned mission to the moon.
3. Apollo 13 is NASA's Apollo space
program) and the third manned mission to the moon. Apollo 13 was launched on April 11, 1970 at 13:13 CT by Jim Lovell, with the command module and the lunar module piloted by Jack Swigert and Fred Haise, respectively.
4. Apollo 14 (Apollo 14) is the eighth manned mission in the Apollo program implemented by NASA, and the third manned lunar mission of mankind to successfully land on the moon. Launched with January 31, 1971.
5. Apollo 15 (Apollo 15) is the Apollo program (project
apollo) and the fourth manned mission to the moon to be successfully landed. Apollo 15 was also the first J mission in the Apollo program — staying on the moon longer and with a larger proportion of scientific research than previous missions.
6. Apollo 16 was the tenth manned space mission of the Apollo program (April 16, 1972) and the fifth successful mission to the moon in human history. Successfully returned on 27 April 1972.
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As of August 2019, the United States has only one successful landing on the moon. On July 21, 1969, the American "Apollo 11" spacecraft successfully landed on the moon with three astronauts on board.
In order to carry out a manned landing on the moon, the United States first implemented four auxiliary programs, namely, the launch of nine "Prowler" lunar orbiters from 1961 to 1965 to understand the possibility of a future "Apollo" spacecraft landing on the lunar surface. five Prospector lunar landers were launched between 1966 and 1968 to understand the physicochemical properties of lunar soil; In 1966-1967, three "lunar orbital circulators" were launched, which carried out detailed observations of more than 40 pre-selected landing sites, resulting in the selection of 10 lunar landing sites; From 1965 to 1966, 10 Gemini spacecraft were launched to conduct biomedical research and spacecraft maneuvering, docking and extravehicular training.
Only the United States. And only Armstrong, Aldrin, and Collins have ever been on board.
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