This week 50 years ago, for the first time in human history, a man left the Earth and travelled in space. Who was Yuri Gagarin, how did that flight change his life and humanity? Find out in this special issue of Space. Alexey Leonov: "He invited us all into space". Valery Lubinskiy: "He paved the way to the stars". ... http://www.euronews.net/