moon crater brush photoshop

There's been enough Mars missions and news that I feel like I have a pretty good grip on the broad brush of Martian geology; I understand the basics of its history and the fact that so many of the geologic processes that once operated or still operate there are so similar to Earth lets me use my Earth geology background to interpret it. The first thing I noticed in this image is the boulders. Below that threshold, it's like you can reach out and touch it. It helps that in grad school I shared an office with two fellow students who are now experts in the field Geoff Collins and Louise Prockter and was just down the hall from the postdoc who's now Cassini's project scientist, so I have friends who can help me with outer planet stuff. LOLA's gridded elevation data is published as signed bit integers in units of half-meters relative to this radius.

23223 23224 23225 23226 23227