On board Spacelab

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Ernst Messerschmid conducted numerous experiments during the mission. The orbiter encircled Earth 112 times. After seven days in space, the astronauts flew back to Earth on 11 November 1985.

Credit: NASA.

Webcast: Astronaut Ernst Messerschmid returns to Spacelab - 25 years after the D1 mission

D1-Mission - Hintergrund