NASA astronauts set for long-delayed ISS spacewalk today
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On March 18, 1965, the Soviet spacecraft Voshkod-2 launched with two cosmonauts on board, Alexei Leonov and Pavel Belyayev.
Add Yahoo as a preferred source to see more of our stories on Google. A NASA astronaut will soon make history when he and one other step outside the International Space Station on the first ...
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