On April 12, 1961, Soviet Air Force pilot Yuri Gagarin was the first human in space. Launched aboard his Vostok spacecraft, Gagarin orbited the Earth and beat American Alan Shepard into space by 23 days. 

On March 27, 1968, Yuri Gagarin was killed in a training flight crash at the age of 34.

Despite not being as much of a "household name" as Alan Shepard, John Glenn or Neil Armstrong, Gagarin is a tremendous historical figure and there is strong demand for his…

As some of you know, my name is Steve Zarelli and I am an astronaut , cosmonaut and aviation autograph authenticator for RR Auction, JSA, SGC as well as dealers and collectors worldwide. I have been studying Neil Armstrong autographs for over…