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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.

Mar 14, 2018 · Scientists noted a 7 percent change in gene expression after Scott Kelly spent a year in space.

This is a list of astronauts by year of selection, people selected for training for a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft.

The astonishing accounts of US astronauts, including Neil Amstrong, Edwin Aldrin, Scott Carpenter, or Gordon Cooper...

Mar 14, 2018 · The space agency studied the DNA of twin astronauts Scott and Mark Kelly.

The three Apollo 8 astronauts had the coolest holiday travel ever when they spent Christmas orbiting the moon in 1968. It set the stage for Apollo 11's landing.