A NASA field centre at Houston, Texas, home of the mission control team for crewed space missions. Established in 1961, it is also NASA's main centre for the design and development of spacecraft, and the location for the Astronaut Selection Office and the training of astronauts. Since its inception, more than 300 astronauts and 50 explorers from other nations have been trained there. About 240 men and women, including 130 international astronauts, with primarily engineering, scientific, and military backgrounds make up NASA's astronaut corps today.
https://www.nasa.gov/centers/johnson/home/index.html Large NASA site with information on all aspects of crewed space exploration. There are pages dedicated to the history of the Johnson Space Center (JSC) and crewed space flight as well as the latest news of space shuttle missions and work aboard the International Space Station. The JSC site hosts a vast online image archive, with more than 250 000 press releases and Earth-observation images.