Klaus Dietrich Flade became the second German to visit a space station when he reached Mir with the Vityaz crew. The first was
Sigmund Jähn of
East Germany, who visited Salyut 6 in 1978. Flade conducted 14 German experiments as part of Germany's preparation for participation in the Freedom and Columbus space station projects. Suffered a landing system malfunction, causing its descent module to turn over. It came to rest upside down, trapping its occupants inside until it could be righted. ==References==