589 Croatia, provisional designation 1906 TM, is a dark asteroid and parent body of the Croatia family, a small asteroid family of less than 100 known members, located in the outer regions of the asteroid belt. Croatia measures between 84.44 and 96.491 kilometers in diameter. It was discovered on 3 March 1906, by German astronomer August Kopff at the Heidelberg-Königstuhl State Observatory in southwest Germany, and later named for the independent country of Croatia, then part of Austria-Hungary. Read more