Quote Originally Posted by Diapositivo View Post
When they measured the amount of radiation in the Van Allen Belt(s) they found out that in order to protect the astronauts (or the cosmonauts as the USSR called them) a huge amount of shielding was needed, something like 1 metre thickness of lead. That made the goal impossible to be attained. So the USSR scrapped the project entirely as infeasible.

LOL.... and I always thought it was because the Russian N-1 moon rockets kept exploding. http://www.starbase1.co.uk/n1/n1-history.html