Friday, 11 September 2015

Mars Panorama from Curiosity Shows Petrified Sand Dunes

Vista from Curiosity Shows Crossbedded Martian Sandstone

The next rock target to be drilled by NASA's Curiosity Mars rover may be sandstone that was deposited by wind, unlike previous rock targets deposited by water.





from News and Features - NASA's Jet Propulsion Laboratory http://ift.tt/1KfPQ6n
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NASA’s IXPE Measures White Dwarf Star for First Time

This artist’s concept depicts a smaller white dwarf star pulling material from a larger star, right, into an accretion disk. Earlier th...