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Stories about: dune

Mars Has Its Own Wrinkles The latest images sent by the Martian human-made explorers and orbiters show, in more detail, how the sand ripples scar the planet's surface in some regions, which allows scientists to build up on their existing theories related to their formation, or to come up with entirely new ones. Yet, as we lack more accur... 6 November 2008 06:38 GMT Questions to How Martian Sand Dunes Form Still Open It is almost unbelievable that Mars, having barely any atmosphere, is able to create sand storms so powerful that they are visible from the surface of our planet. During these storms sand is being lifted high into the Red Planet's atmosphere and dropped only to stir up other dust particles present of the surface... 29 April 2008 10:55 GMT