Week of 12 June 2017 

Decoding a Geological Message
Decoding a Geological Message
The spider web-like texture of this crater is intriguing. But what does it mean?
Monitoring Sand Sheets and Dunes
Monitoring Sand Sheets and Dunes
This kind of environment has been monitored by HiRISE since 2007 to look for movement in the ripples covering the dunes and sheets.
A Crater on a Crater Wall
A Crater on a Crater Wall
Dark, blocky ejecta from the smaller crater has flowed downhill toward the floor of the larger crater.
The White Cliffs of “Rover”
The White Cliffs of “Rover”
This image reminds us of the rugged and open terrain of a stark shore-line, perhaps of an island nation.