NASA Orbiter Catches Mars Sand Dunes In Motion

Images from NASA's Mars Reconnaissance Orbiter (MRO) show sand dunes and ripples moving across the surface of Mars at dozens of locations and shifting up to several yards.

Link: http://www.nasa.gov/home/hqnews/2011/nov/HQ_11-391_MARS_SAND_DUNES.html

Time: 17. Nov. 2011

Feed: NASA Breaking News

Topics: dunes, mars, nasa, orbiter, sand