Frosty Sand Dunes of Mars iPhone Case Phone:iPhone XR Text credit: ESA (European Space

Text credit: ESA (European Space Agency)

NASA/CXC/CfA/R

FWHM 14 nm) with small offsets were recombined (to cover the gaps between the individual CCDs)

Image scale is 6 kilometers (4 miles) per pixel

and bears an uncanny resemblance to a diamond engagement ring

Frosty Sand Dunes of Mars iPhone Case Phone:iPhone XR Text credit: ESA (European SpaceA field of sand dunes occupies this frosty 5 kilometer diameter crater in the high latitudes of the northern plains of Mars. Some dunes have separated from the main field and appear to be climbing up the crater slope along a gully like form. The surface of the main dune field is characterized by a series of dark toned polygonal patterns. These may be the result of seasonal frost processes. Several of the steeper dune slopes, pointing in the downwind