View Full Version : Mars Express Finds a Buried Impact Crater

2005-Dec-02, 05:08 PM
SUMMARY: Now that its MARSIS radar instrument is working perfectly, ESA's Mars Express has turned up evidence of buried impact craters, layered deposits at the Martian north pole, and deep underground water-ice. One unusual discovery is a 250-km diameter (155-mile) circular structure buried under the ground; probably an impact crater which seems to be a rich source of water ice.

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