Behold the violent history of Saturn's white whale moon
Friday, February 19, 2010 - 17:35
in Astronomy & Space
Like the battered white whale Moby Dick taunting Captain Ahab, Saturn's moon Prometheus surges toward the viewer in a new 3-D image from NASA's Cassini spacecraft. The image exposes the irregular shape and circular surface scars on Prometheus, pointing to a violent history. These craters are probably the remnants from impacts long ago.