Dark Light
Nighttime and daytime infrared images from THEMIS suggest a consolidated deposit in the floor of this ancient crater in Terra Sabaea, potentially with some bedrock exposure.

Our goal is to examine the relationship between the surrounding crater floor and the deposit and to differentiate the deposit from nearby volcanics.


Image: NASA/JPL/University of Arizona https://www.uahirise.org/hipod/ESP_065827_2075
Related Posts

Layered Bedrock

This un-named crater in southwestern Arabia Terra contains a treasure! Layered sediments are the key to the puzzle of Martian history. They tell us about the conditions that existed when the sediments were deposited, and how they changed over time.
Impact crater

Impact Craters as Windows to What Lies Beneath

Impact craters are common on all solar system bodies. They offer many clues to scientists regarding the geologic history of a planetary surface, particularly regarding its age, evolution with time, and composition.