The Polarstern is a German research icebreaker. The Polarstern was put into commission in 1982 and is mainly used for research in the arctic and Antarctica.
The Polarstern was build by the Howaldtswerke/Deutsche Werft at Kiel and the Werft Nobiskrug at Rendsburg. The ship has a length of 118 meters.
The Polarstern is owned by the Alfred-Wegener-Institut in Bremerhaven, Germany.