On This Day In History On This Day In History: Southern Pinwheel Galaxy Catalogued – On Feb 17, 1781MessageToEagle.com | February 17, 2017 MessageToEagle.com – On February 17, 1781, Charles Messier included the Southern Pinwheel Galaxy also known as M83 in his catalogue. The Southern Pinwheel Galaxy is a barred spiral galaxy Read More