Crossword clues for Martian features:ICECAPMartian featureCANALSMartian featuresCANALMartian featureICECAPSMartian featuresDUNESMartian featuresPOLARCAPMartian featureMESASSome Martian geographical featuresICECAPSMartian topographical featuresCANALSMartian or Venetian featuresANTENNAEFeatures of a Martian costumeLOWOXYGENLEVELFeature of the Martian atmosphere