There are only a small number of people who have been in space. A smaller number of people have been outside a space station, tied only with a tether, floating in space. There is a huge amount of training and planning that goes into a space mission, but sometimes things still go wrong. Now astronauts have fewer opportunities for space travel since NASA ended its shuttle program in 2011. Listen to these astronauts as they describe their experiences floating over the Earth.
Story Length: 8:05
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