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Three crew members, including NASA astronauts Drew Feustel and Ricky Arnold, are on their way to the International Space Station after launching from the Baikonur Cosmodrome in Kazakhstan at 1:44 p.m. EDT Wednesday (11:44 p.m. Baikonur time).
Astronaut Responsibilities. Astronauts are involved in all aspects of assembly and on-orbit operations of the ISS This includes extravehicular activities (EVA), robotics operations using the remote manipulator system, experiment operations, and onboard maintenance tasks.
In 1959, when both the United States and Soviet Union were planning, but had yet to launch humans into space, NASA Administrator T. Keith Glennan and his Deputy Administrator, Dr. Hugh Dryden, discussed whether spacecraft crew members should be called astronauts or cosmonauts.