100,000 Image of Mars!
On 7 October 2025, the HiRISE camera aboard MRO acquired an image of the Syrtis Major plains that marks over 100,000 images of Mars, which is a fabulous milestone!
HiRISE Image of Exocomet 3I/ATLAS
On 2 October 2025, MRO turned away from Mars to image 3I/ATLAS, only the third interstellar object ever observed passing through our solar system!

HiRISE Instrument News
HiRISE Instrument News
Since mid-2023, our RED4 CCD has operated only intermittently due to a hardware issue, creating gaps in the middle of some image products and reducing the color swath to 1 CCD width. We continue to command RED4 in all observations and it returns data approximately 50% of the time

Layered Mesa near Mawrth Vallis
This target comes from the public via HiWish: “Similar HiRISE images of mounds around Chryse Planitia have revealed stunning and complex meter and decameter-scale stratigraphy, indicative of widespread, regional-scale processes. This mound shares characteristics with those landforms, so is important to document.”