Dumitru-Dorin Prunariu works as an expert within the Romanian Association for Space Technology and Industry – ROMSPACE and as a member of the Board of the Romanian Space Agency.

In May 1981 Prunariu accomplished an eight-day space flight on board Soyuz-40 spacecraft and Saliut-6 space station.

Prunariu is one of the founding members and former president of the Association of Space Explorers (ASE), was also the President of the Romanian Space Agency (1998-2004), the Ambassador of Romania to the Russian Federation (since 2004), the chair of the United Nations Committee on the Peaceful Uses of Outer Space (UN COPUOS) (2010-2012), representative of Romania in the International Relations Committee of the European Space Agency (ESA), Member of the Trustees Board of the International Astronautical Academy, the Vice-Chair of the Board of Directors of the Asteroid Foundation, registered in Luxembourg, a special adviser to the “Moon Village Association” (MVA), registered in Vienna, observer member of UN COPUOS, and chair of the Global Experts Group on Sustainable Lunar Activities (GEGSLA), organized by MVA.

Prunariu is a co-author of several books regarding space technology and space flight and has presented/published numerous scientific papers. He earned a degree in aerospace engineering from the University POLITEHNICA of Bucharest and a Ph.D. in the field of space flight dynamics. Prunariu is also a Honorary Member of the Romanian Academy, and a Honorary Member of the Academy of Sciences of Moldova.

Prunariu is an Honorary Citizen of several cities and Doctor Honoris Causa of several higher education institutions from Romania, Republic of Moldova, and USA.

An asteroid was named with his name, the asteroid “10707 Prunariu”.

D. Prunariu is married to Crina Prunariu, retired diplomat from the Ministry of Foreign Affairs of Romania, former Ambassador of Romania in Armenia. They have two sons and four grandchildren.