published here buy non generic propecia This year, NASA celebrates a rather momentous achievement in space travel with the 50th anniversary of the first person that opened the door of a spaceship and walked into the vastness of space.
Known officially as extravehicular activities (EVA), spacewalks are obviously one of the most dangerous, but important pursuits astronauts have to engage in, particularly on spacecraft orbiting the Earth.
However, the first spacewalk was not achieved by a NASA astronaut, but rather a Soviet cosmonaut named Alexei Leonov who will forever go down in history as the first human to conduct a spacewalk on 18 March 1965.
As part of his …read more
Source:: Silicon Republic News