Ulf Merbold
Ulf Dietrich Merbold (German: [ʊlf ˈdiːtrɪç ˈmɛrbɔlt]; born 20 June 1941) is a German physicist and astronaut who flew to space three times, becoming the first West German citizen in space and the first non-American to fly on a NASA spacecraft. Merbold flew on two Space Shuttle missions and on a Russian mission to the space station Mir, spending a total of 49 days in space.