People: “The columbus of the cosmos”yuri gagarin is the first cosmonaut of planet
On April 12, 1961 the first earthling escaped the gravity well of planet earth. In the spaceship Vostok 1, Senior Lieutenant Yuri Alexeyevich Gagarin orbited earth one time at an altitude of 187 3/4 miles (302 kilometres) for 108 minutes at 18,000 miles an hour. He was the first man to orbit the earth in an artificial satellite and thus ushered in the age of manned spaceflight.
L-R: Gagarin on the cover of Time; Gagarin and V.Tereshkova