April 12 was declared as the International Day of Human Space Flight in dedication of the first manned space flight made on April 12, 1961 by the 27-year-old Russian Soviet cosmonaut Yuri Gagarin. Gagarin circled the Earth for 1 hour and 48 minutes aboard the Vostok 1 spacecraft. In 2011 General Assembly decided “to celebrate each year at the international level the beginning of the […]