Ernst Ludwig von Aster

Ernst Ludwig von Aster (October 5, 1778 - February 10, 1855) was a German officer and a highly decorated Prussian, Saxon and Russian general of the German Campaign of 1813 and the War of the Seventh Coalition. 
He took part in fortifying several fortresses, including in Cologne, Poznań and Königsberg. In his honor, in the Poznań Fortress and Koblenz Fortress fort names have been given from surname "Aster".