Long Range Discrimination Radar The Long Range Discrimination Radar at Clear Space Force Station, Alaska, is a multi-mission, multi-face radar designed to provide search, track and discrimination capability in support of U.S. homeland defense, Oct. 26, 2021. SHARE IMAGE: Download Image: Full Size (0.61 MB) Photo By: Missile Defense Agency VIRIN: 211026-D-D0500-1001C.JPG Photo Gallery