that's a good question
The United States has accomplished the most in space exploration.
Apollo
The focus of the Apollo program was just the Moon and getting there and back. Now the focus of the Space program is to build a viable permanent base in space, with a view to deep space exploration.
John F. Kennedy
The moon landings were part of the "Apollo" space exploration.
NASA, the National Aeronautics and Space Administration, is the primary program created by the United States to oversee space exploration efforts. Established in 1958, NASA is responsible for civilian space research, technology development, and international cooperation in space missions. It conducts a wide range of activities, including human spaceflight, robotic exploration, and Earth science research. Additionally, other countries have their own space agencies, such as ESA (European Space Agency) and Roscosmos (Russia), that also contribute to global space exploration efforts.
Tokyo's outer space program is primarily represented by the Japan Aerospace Exploration Agency (JAXA). JAXA conducts various space missions, including satellite launches, international collaborations, and research in space technology. The agency plays a significant role in Japan's contributions to space exploration and scientific research.
The agency that oversees the U.S. space program is the National Aeronautics and Space Administration (NASA). Established in 1958, NASA is responsible for the nation's civilian space exploration efforts, scientific research, and aeronautics development. It manages various missions, including human spaceflight, robotic exploration, and space science research. NASA collaborates with private companies and international partners to advance space technology and exploration.
The second American space program aimed at making further progress toward manned exploration of the Moon was the Gemini program.
NASA: Conducts research and exploration of space, including studying planets, stars, black holes, and galaxies, as well as developing technologies for space missions. ESA: Focuses on Earth observation, studying climate change, meteorology, and environmental monitoring, as well as conducting space exploration missions. Roscosmos: Primarily focuses on space exploration, including sending missions to the International Space Station and conducting lunar exploration missions. CNSA: Primarily focused on lunar exploration, Mars missions, and developing technologies for space exploration.
In some ways Kennedy's commitment to the space program was an extension of the Cold War. Kennedy wanted to surpass the Russians in space exploration. It was a contest of technology.