Orbiter detects signs of hidden lake on Mars

Mars Express
The European Space Agency’s Mars Express orbiter, shown in this artist’s conception, has been circling Mars since 2003. (Spacecraft image credit: ESA / ATG Medialab; Mars: ESA / DLR / FU Berlin, CC BY-SA 3.0 IGO)

Radar readings from the European Space Agency’s Mars Express orbiter point to the location of what appears to be a 12-mile-wide lake of liquid water, buried under about a mile of ice and dust in the Red Planet’s south polar region.

The find is consistent with what scientists have been saying for years about the prospects for subsurface water on Mars, and is likely to give a boost to the search for Red Planet life.

“There are all the ingredients for thinking that life can be there,” Enrico Flamini, project manager for the MARSIS radar instrument on Mars Express, said today during a Rome news conference to discuss the results. “However, MARSIS cannot say anything more.”

The analysis of the MARSIS readings were published today by the journal Science.

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By Alan Boyle

Mastermind of Cosmic Log, contributor to GeekWire and Universe Today, author of "The Case for Pluto: How a Little Planet Made a Big Difference," past president of the Council for the Advancement of Science Writing.

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