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The United States has developed many space programs since the beginning of the spaceflight era in the mid-20th century. The government runs space programs by three primary agencies: NASA for civil space; the United States Space Force for military space; and the National Reconnaissance Office for intelligence space. These entities have invested ...
NASA's Space Shuttle, officially called "Space Transportation System" (STS), was a United States government crewed launch vehicle, retired from service in 2011. The winged Space Shuttle orbiter was launched vertically, usually carrying five to seven astronauts (although eight have been carried) and up to 50,000 lb (23,000 kg) of payload into ...
STS-135 (July 2011), the final human spaceflight of the United States until 2018 VSS Unity Flight VP-03 December 2018, the first human spaceflight from the United States since STS-135 Under the George W. Bush administration, the Constellation program included plans for retiring the Space Shuttle program and replacing it with the capability for ...
The Manned Orbiting Laboratory (MOL) was part of the United States Air Force (USAF) human spaceflight program in the 1960s. The project was developed from early USAF concepts of crewed space stations as reconnaissance satellites, and was a successor to the canceled Boeing X-20 Dyna-Soar military reconnaissance space plane.
Program Start date First crewed flight End date No. of crewed missions launched Notes Mercury program: 1958 1961: 1963: 6: First U.S. crewed program Gemini program: 1961 1965: 1966: 10: Program used to practice space rendezvous and EVAs: Apollo program: 1960 1968: 1972: 11: Landed first humans on the Moon Skylab: 1964 1973: 1974: 3: First ...
The Artemis program is a Moon exploration program led by the United States' National Aeronautics and Space Administration (NASA), formally established in 2017 via Space Policy Directive 1. It is intended to reestablish a human presence on the Moon for the first time since the Apollo 17 mission in 1972.
The original Manned Spacecraft Center grew out of the Space Task Group (STG) headed by Robert R. Gilruth that was formed to coordinate the U.S. crewed spaceflight program. The STG was based at the Langley Research Center in Hampton, Virginia , but reported organizationally to the Goddard Space Flight Center just outside Washington, D.C.
The Apollo program, also known as Project Apollo, was the United States human spaceflight program led by NASA, which succeeded in landing the first men [2] on the Moon in 1969, following Project Mercury, which put the first Americans in space.