1) Impact crater on Mars 
[crater] Moreux Crater is a crater in the Ismenius Lacus quadrangle on Mars with a diameter of 138 km. It is located at 42.1° north latitude and 315.6° west longitude It was named after Theophile Moreux, a French astronomer and meteorologist (1867–1954). == Glaciers == Moreux Crater`s appearance has been shaped by the action of glaciers...