Butterfly ejecta is the name given when a crater has two lobes of ejecta on opposite sides, with little or no ejecta between the lobes. This image is from NASA 2001 Mars Odyssey spacecraft.
Butterfly ejecta is the name given when a crater has two lobes of ejecta on opposite sides, with little or no ejecta between the lobes. This image is from NASA 2001 Mars Odyssey spacecraft.