NASA

A new measurement of Mars' South Polar Region indicates that it contains enough frozen water to cover the whole planet in a liquid layer approximately 36 feet deep, the National Aeronautics and Space Administration NASA. ( A new measurement of Mars' South Polar Region indicates that it contains enough frozen water to cover the whole planet in a liquid layer approximately 36 feet deep, the National Aeronautics and Space Administration (NASA).A joint NASA-Italian Space Agency instrument, the Mars Advanced Radar for Subsurface and Ionospheric Sounding (MARSIS), installed on the European Space Agency's Mars Express spacecraft provided these data.A joint NASA-Italian Space Agency instrument, the Mars Advanced Radar for Subsurface and Ionospheric Sounding (MARSIS), installed on the European Space Agency's Mars Express spacecraft provided these data.