55 years of the first manned flight into space.

 Russia post released a stamp of Yuri Gagarin to celebrate 55 years of the first manned flight into space on 12th April 2016 which is a remarkable date for the Russian cosmonauts.

On 12 April 1961, the Soviet space pilot Yuri Alexeevich Gagarin became the first man in the world to perform a flight into space. Gagarin made one orbit around the Earth for 1 hour 48 minutes in the Vostok orbital spaceship and safely returned home.