Publication on historic outer space journey debuts Monday, 2021-04-12 21:21:24 Font Size: Font Size: | NDO/VNA – The Vietnamese version of the archival publication “Chuyen du hanh vu tru lich su” (Historic outer space journey) debuted in Hanoi on April 12, marking the 40th anniversary of the first Vietnamese astronaut Pham Tuan’s flight to space and the 60th anniversary of Yuri Gagarin’s spaceflight. Speaking at the event, Director of the State Records and Archives Department Dang Thanh Tung said following the establishment of diplomatic ties, Vietnam and former Soviet signed a number of cooperation agreements, treaties and conventions in the fields of economy, trade, culture, education, science-technology and army, including aviation and astronautics.