NASA’s Cassini spacecraft spied details on the pockmarked surface of Saturn’s moon Prometheus (86 kilometers, or 53 miles across) during a moderately close flyby on Dec. 6, 2015. This is one of ...
This is the most detailed view of Pluto’s terrain you’ll see for a very long time. This mosaic strip extending across the hemisphere that faced the New Horizons spacecraft as it flew past Pluto on ...