Resources Large Block Detached from Urvara Crater's Rim Photojournal: PIA22756 Source: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA Published: September 26, 2018 This image of a detached large block from Urvara Craters rim was obtained by NASAs Dawn spacecraft on July 16, 2018 from an altitude of about 35 miles (56 kilometers). ENLARGE