A MCoRDS's Underwing Radar Antenna Arrays (IMAGE) NASA/Goddard Space Flight Center Caption A MCoRDS's underwing radar antenna arrays mounted beneath the wing of NASA's P-3 aircraft at McMurdo Station's airfield is shown. MCoRDS uses arrays beneath the wings and fuselage of the plane, giving a total of 15 antennas that can send and receive signals used to map polar ice and bedrock. Credit NASA/George Hale Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.