[NASA/UA HiRISE] The mid-latitudes of Mars are mostly covered with smooth material that scientists have suspected to be ice for some time. The ground is uniform and dusty and does […]
HiRISE
Posted inMars
Perseverance Rover Provides A Record of Ancient Mars Impacts
[NASA] Old rocks exposed on the rim of Jezero Crater preserve a roughly 4-billion-year-old cosmic “weather report” from the solar system’s most dynamic era.
Posted inMars
Frosty Dunes Of An Impact Crater On Mars
[NASA] This observation is one of three images requested from HiRISE at this location to monitor frost deposition, evolution and sublimation.
Posted inUncategorized
Perseverance Astrobiology Droid Has Completed A Martian Marathon
[NASA] On June 14, 2026, Mars Perseverance rover completed a Martian “marathon” by surpassing 26.2 miles (42.195 kilometers) of travel. The day before, NASA’s Mars Reconnaissance Orbiter snapped this view […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Desert Worlds, Exploration Gear & Tech, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Status Report
Mesas Of Layered Sedimentary Rocks In Valles Marineris
Valles Marineris, like the Grand Canyon in northern Arizona, provides a spectacular look at the geologic history via layered sediments that get older with depth.
Posted inAstrogeology, Desert Worlds, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Status Report
River Delta Deposits In Aeolis Dorsa On Mars
Branching deposits in this area have been shown to be consistent with river deltas. Measurements of channel-belt width and thicknesses of river deltas on Earth point to relationships between width, […]
Posted inArctic / Antarctic / Alpine, Caves, Craters, Mountains, Subsurface, Lava Tubes, Desert Worlds, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Status Report
HiRISE Image: Carbon Dioxide Ice On Mars
Every winter, a layer of carbon dioxide frost (dry ice) forms on the surface of Mars. At its greatest extent in mid-winter, this frost reaches from the poles down to […]
Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Habitable Zones, Imaging & Spectroscopy, Mars, Robotics/Rovers/UAVs, Status Report
Strong Nickel Enrichment Co-located With Redox-organic Interactions In Neretva Vallis, Mars
In 2024, NASA’s Perseverance rover explored Neretva Vallis, an ancient river channel that once transported water into Jezero crater.
Posted inAstrogeology, Atmospheres, Climate, Weather, Caves, Craters, Mountains, Subsurface, Lava Tubes, Mars, Missions & Hardware, Status Report
A Canyon Channel In Gale Crater On Mars
This observation features an upper section of a canyon channel system that incising Mount Sharp in Gale Crater. A HiRISE image was requested as the canyon system is analogous to […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Status Report
Mars Orbital Recon: The Upstream Edge Of A Crater in Athabasca Valles
This observation should provide us a closer look at lava-topography interactions in this area.