The Landscape on Comet Tempel 1 . ... Maryland , JPL-Caltech , NASA Explanation: This diverse landscape is the surface of comet Temple 1's nucleus as seen by the Deep Impact probe's Impactor Targeting Sensor . Within minutes of recording the rugged view , the landscape had changed dramatically though, as the impactor smashed into the surface near the two large, half kilometer-sized craters at picture center. ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...