HiPOD (14 November 2018): Let the Light In
– These gorgeous dunes and their active gullies (that we monitor for changes) are within a large impact crater. (Alt: 254 km. Black and white is less than 5 km across; enhanced color is less than 1 km.)
NASA/JPL/University of Arizona
me: *opens in incognito tab*

Is this the world’s newest type of cloud?
One man’s quest to find scientific recognition for the menacing undulatus asperatus