re: As Nick says, look at the tire! (which is how it's really spelled. ;) )
Perhaps it is clay.
Or perhaps a fungal mat protected from the thin atmosphere and harsh UV by a thin layer of Martian soil.
Bob Clark
Space/Science » in reply to As Nick says, look at the tire! (which is how it's really spelled. ;) )
Perhaps it is clay.
Or perhaps a fungal mat protected from the thin atmosphere and harsh UV by a thin layer of Martian soil.
Bob Clark