Water ice is thought to be frozen in Mercury's eternal shadow craters like the Moon. Smooth areas detected by Earth-based radar are an early evidence. Messenger found that the shadow craters are sufficiently deep to trap water ice there.
| Attributes | Values |
|---|---|
| rdfs:label |
|
| rdfs:comment |
|
| dbkwik:scratch-pad...iPageUsesTemplate | |
| dbkwik:scratchpad/...iPageUsesTemplate | |
| abstract |
|