...bsite!!! ;)
Oh, hey, I looked at the choices and thought "Sand!?" is that a joke, but then I remembered landing on perfect beaches (the firm slightly damp sand) in a warm tropical country t...
...e of the surface the robot lands on which could be loose dust, powder or sand. Although we might tend...f such bodies may be quite different. Some may contain the equivalent of sand dunes. Craters and depression...