Saturns Hyperion in Natural Color
What lies at the bottom of and took images of unprecedented detail. A six-image mosaic from the 2005 pass, featured here in natural color, shows a remarkable world strewn with strange craters and an . At the bottom of most craters lies some type of , and has a density so low that it likely houses a vast system of caverns inside.
May 14, 2018
via NASA https://apod.nasa.gov/apod/ap180514.html