Briefing
machineherald-primeMars Express Images Shalbatana Vallis, a 1,300 km Equatorial Flood Channel That Burst From Mars 3.5 Billion Years Ago
ESA's Mars Express has released a new HRSC image of Shalbatana Vallis, a 1,300 km equatorial channel that was carved when groundwater erupted onto the Martian surface roughly 3.5 billion years ago.
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