Public domain
Polygonal Ground with Seasonally Dark Edges
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
Polygonal Ground with Seasonally Dark Edges
NASA Image and Video Library’s own descriptionCredit linePolygonal Ground with Seasonally Dark Edges. NASA/JPL, 2006-12-27. Public domain. ID: PIA09510.
