re: DPS abstracts (yet more dry Mars)
jpl.nasa.com
Mars' channels and valleys.
Mars didn't seem all that dry to me. It may be dry now, but that was not always the case.
Space/Science » in reply to DPS abstracts (yet more dry Mars)
jpl.nasa.com
Mars' channels and valleys.
Mars didn't seem all that dry to me. It may be dry now, but that was not always the case.