Resources Large Block Along the Ridge of Urvara Crater Photojournal: PIA22759 Source: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA Published: September 26, 2018 This image of a large block along the ridge of Urvara Crater was obtained by NASAs Dawn spacecraft on July 24, 2018 from an altitude of about 36 miles (58 kilometers). ENLARGE