+ NASA Homepage   + Mars Home Orbit/Landing: December 2003 Mars Radar Opens a New Dimension in Planet Exploration - 04/17/08 A NASA and European partnership in use of radar to look beneath the surface of Mars is opening up the third dimension for planetary exploration. Full Image and Caption >> More Spotlights >> Press Release >> More at ESA >> Mars Radar Opens a Planet's Third Dimension Deployment of Mars Express Radar Antenna Sections Astronomers Monitor Asteroid to Pass Near Mars Updated: Jan 9, 2008 As expected, scientists at JPL's Near-Earth Object Office have further refined the trajectory estimate for asteroid 2007 WD5 and ruled out any possibility of a Mars impact on Jan. >> Alignment on December 24, 2007 This is a special day that happens only every 26 months when Earth is exactly between the Sun and Mars. Find out more about opposition and experiment with Mars and Earth in their orbits. >> Radar Examines 'Stealth' Regions of Mars The radar system on the European Space Agency's Mars Express orbiter has uncovered new details about some of the most mysterious deposits on Mars: the Medusae Fossae Formation. >> Mars' South Pole Ice Deep and Wide New measurements of Mars' south polar region indicate extensive frozen water. The polar region contains enough frozen water to cover the whole planet in a liquid layer approximately 11 meters (36 feet) deep. >> more news >> Last Updated: + Comments and Questions