HiRISE Picture of the Day: 2 October 2026 
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Possible Relict near-Surface Ice

A Relict of Ice
Context Camera data shows a cauldron-like subsidence and domal infill in this crater. It resembles the Terra Sabea in-crater relict ice described in some research. HiRISE can test relict-ice hypothesis by seeking sublimation features not visible at CTX scale.

ID: ESP_077249_1570
date: 18 January 2023
altitude: 257 km

https://uahirise.org/hipod/ESP_077249_1570
NASA/JPL-Caltech/University of Arizona
#Mars #science #NASA

Black & white is less than 5 km across; enhanced color is less than 1 km. For full observation details, visit the ID link.