[ESA] Like a sprinkle of powdered sugar on a rich red velvet cake, this scene from the ESA/Roscosmos ExoMars Trace Gas Orbiter captures the contrasting colours of bright white water-ice […]
Mars
Posted inMars
Hematite Is A Mineralogical Marker Of Ancient Climate Change On Mars
[Science via PubMed] The ancient climate of Mars changed from warm to cold surface conditions. This climate transition is demonstrated by geomorphological evidence but lacks suitable mineralogical indicators.
Posted inMeteorites & Asteroids
20 Years Later: The ALH 84001 Debate in Context with Viking’s Results. Lessons Learned and Portals Opened
[Astrobiology via PubMed] This article is an anecdotal recap of lessons learned from the ALH 84001 debate in light of the historical and recent debate over the Viking results.
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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.
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Mars Exploration Program Analysis Group (MEPAG) Concerns
Editor’s note: The Mars Exploration Program Analysis Group (MEPAG) has issued a summary of Acknowledgements, Findings, and Statements of Support/Concern. Full document below.
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Gullies In The Equatorial Region of Mars
[NASA] Although gullies are most common in the middle latitudes of Mars, they are also found in equatorial regions. This image shows a 3-kilometer-wide impact crater with gullies all along […]
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Perseverance Astrobiology Rover – A Selfie While Working
[NASA] NASA’s Perseverance Mars rover took this selfie on March 11, 2026, the 1,797th Martian day, or sol, of the mission, during the rover’s deepest push west beyond Jezero Crater. […]
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Martian Dust Storms May Ggenerate Atmospheric Electrical Conditions That Could Impact Mars Missions
[UAH] A new study by a doctoral researcher at The University of Alabama in Huntsville (UAH), a part of The University of Alabama System, suggests global dust storms on Mars […]
Posted inMars
Sulfates Or Other Hydrated Materials East Of Aram Chaos?
[NASA] Aram Chaos is of particular scientific interest because it is hypothesized that its chaotic terrain may be the source of water that contributed to the creation of nearby valleys […]