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 .
Max Pettini Max Pettini (born 15 June 1949) is a professor of observational astronomy at the Institute of Astronomy, University of Cambridge.