The 30th Anniversary of the First Romanian Cosmonaut
Romania celebrated The 30th Anniversary of the First Romanian Cosmonaut with this mini sheet issued on 09.05.2011. Dumitru-Dorin Prunariu was selected for spaceflight training in 1978 as a part of the Intercosmos Program. Having obtained the highest marks during three years of preparation, he was then selected for a joint space flight with the Russian cosmonaut Leonid Popov. In May 1981 they completed an eight-day space mission on board Soyuz 40 and the Salyut 6 space laboratory where they completed scientific experiments in the fields of astrophysics, space radiation, space technology, space medicine and biology. Prunariu is the 103rd human being to fly into space.