Who is an astrophysicist for the European Space Agency, Dirk Frimout or Georgi Ivanov?
Dirk Frimout Dirk Dries David Damiaan, Viscount Frimout (born 21 March 1941 in Poperinge, Belgium) is an astrophysicist for the European Space Agency. He flew aboard NASA Space Shuttle mision STS-45 as a payload specialist , making him the first Belgian in space .
Erwin Schwab Erwin Schwab (b. 1964) is a German amateur astronomer, who works at the GSI Helmholtzzentrum für Schwerionenforschung and has discovered and co-discovered more than 80 asteroids.