It's more or less the same technology since 1957. It's the most reliable rocket in the world. http://en.wikipedia.org/wiki/R-7_%28rocket_family%29 http://en.w

It's more or less the same technology since 1957. It's the most reliable rocket in the world. http://en.wikipedia.org/wiki/R-7_%28rocket_family%29 http://en.wikipedia.org/wiki/R-7_%28rocket_family%29