Which was an air force officer and an ESA astronaut, Claude Nicollier or Roberto Vittori?
Roberto Vittori Roberto Vittori (born 15 October 1964 in Viterbo) is an Italian air force officer and an ESA astronaut. After graduating from the Italian Accademia Aeronautica in 1989, Vittori flew in the Italian Air Force. He then trained as a test pilot in the United States.
Ivan Bella Ivan Bella (born 25 May 1964 in Brezno, Czechoslovakia (now Slovakia)) is a Slovak Air Force officer who became the first Slovak citizen to fly in space. He participated in an eight-day joint Russian-French-Slovak mission to the Mir space station in 1999.