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Human Space Exploration

Orion is a spacecraft design that is being developed by the United States space agency NASA. When completed, each Orion spacecraft will carry a crew of up to six astronauts. Along with Orion, the Ares I launch vehicle is also being developed. Orion and...

Project Constellation is a spaceflight program run by NASA (the National Aeronautics and Space Administration). The program goals are to continue significant operations away from Earth's environment, to develop technologies needed for expanding explora...

Astronaut -- An astronaut is a person who travels into space, or who makes a career of doing so. The early astronauts had all previously been test pilots, but later astronauts have included scientists and physicians, journalists, and politicians. A...

International Space Station -- Continuing on from the United States' Skylab and Russia's Mir, the International Space Station (ISS) represents a permanent human presence in space. The space station is located in orbit around the Earth at an altitude...

Taikonaut -- Taikonaut is a term used for as-yet hypothetical astronauts launched by China. China has, as of 2003, conducted a number of unmanned launches of its Shenzhou spacecraft. On January 2, Shanghai aerospace centre director Yuan Jie announc...