Hickson 44 in Leo . ... Credit Copyright: Stephen Leshin Explanation: Scanning the skies for galaxies, Canadian astronomer Paul Hickson and colleagues identified some 100 compact groups of galaxies , now appropriately called Hickson Compact Groups . ... The two spiral galaxies in the center of the image are edge-on NGC 3190 with its distinctive, warped dust lanes, and S-shaped NGC 3187. ... The spiral in the upper left corner is NGC 3185, the 4th member of the Hickson group. ...