Frosty Sand Dunes of Mars iPhone Case Phone:iPhone XR NASA/CXC/CfA/R

NASA/CXC/CfA/R

Text credit: ESA (European Space Agency)

and bears an uncanny resemblance to a diamond engagement ring

The picture shows the sky as it would look if we had X-ray eyes

above a northern latitude spanning from about 59 to 34 degrees

Frosty Sand Dunes of Mars iPhone Case Phone:iPhone XR NASA/CXC/CfA/RA 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