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ESA Science & Technology

MARS EXPRESS DETECTS LIQUID WATER HIDDEN UNDER PLANET’S SOUTH POLE

25 Jul 2018, 14:00 UTC
MARS EXPRESS DETECTS LIQUID WATER HIDDEN UNDER PLANET’S SOUTH POLE Context map: NASA/Viking; THEMIS background: NASA/JPL-Caltech/Arizona State University; MARSIS data: ESA/NASA/JPL/ASI/Univ. Rome; R. Orosei et al 2018

Evidence for the Red Planet's watery past is prevalent across its surface in the form of vast dried-out river valley networks and  gigantic outflow channels clearly imaged by orbiting spacecraft. Orbiters, together with landers and rovers exploring the martian surface, also discovered minerals that can only form in the presence of liquid water.

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