Strange Oyster Crater found by HiRiSE on Mars 0
From the HiRISE Website
The north polar layered deposits, and the bright ice cap that covers them, are very young (by geologic standards) features. To try and figure out the age of an area, or how quickly it’s being resurfaced, planetary scientists count up the number of craters at different sizes. An older surface has more [...]
Categories: Up in Space