At the southern section of the floor of an impact crater is this stunning lobate (tongue-shaped) debris apron with surface banding showing high sinuosity.
Mars
![Graphical illustration showing planetary bodies (not to scale) where H2O2 has been detected, the major production pathways of H2O2, and its role in a few examples of prebiotic chemical networks. -- [Fundamental Research]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/08/Hydrogen-peroxide-1.png?resize=1200%2C716&ssl=1)
Posted inBiosignatures & Paleobiology
Hydrogen Peroxide On Mars And Icy Moons: Implications For The Search For Extraterrestrial Signatures Of Prebiotic Chemistry
[Fundamental Research]. Hydrogen peroxide (H2O2) is increasingly recognized as an important molecule in prebiotic chemistry that potentially had a large impact on life’s early evolution.
Posted inMars
An Interesting Crater In Valles Marineris
[ESA] Along the equator of Mars, CaSSIS spotted a couple of interesting craters in Ganges Chasma, a mineralogically diverse canyon in the far-eastern portion of Valles Marineris.
Posted inMars
The Search for Life and Biosignatures on Mars: A Mars System Science Approach (Atmosphere, Hydrosphere, Cryosphere, Lithosphere, Geologic History)
[Astrobiology (Journal)] The most important quest in Mars exploration is the search for biosignatures. We adopt a Mars System Science approach, calling on information from the atmosphere, hydrosphere, cryosphere, lithosphere, […]
Posted inMars
Biological Validation and Agnostic Experiments For Extant And Extinct Microbial Life Within The Martian Subsurface
[Astrobiology (Journal)] Over the last several decades, investigations of Earth’s subsurface and other extremely low-biomass systems have refined our understanding of the environmental limits of life, driven by methodological advances […]
Posted inMars
Getting A Closer Look Into Cerberus Fossae On Mars
[NASA/JPL/UA] Visible in this observation is a section of Cerberus Fossae (width approximately 250 meters), which are comprised of a series of rifts present located in Elysium Planitia just north […]
Posted inMars
Subsurface Sediment Mobilization On Mars
[NASA/JPL/UA] This image covers a pie-like feature that thought to be the result of subsurface sediment mobilization.
Mars and the Earthlings: Can we, and should we, go to Mars?
This training school stemmed from the European Astrobiology Institute’s Project Team “Mars and the Earthlings”, whose goal is to provide reliable information and foster healthy, evidence-based discussions on human Mars […]
Posted inMars
Preparing ExoMars For Rosalind Franklin Astrobiology Rover Delivery
[ESA] The footage shows the simultaneous deployment of two landing legs from the ExoMars landing platform, in two sequential pairs.
Posted inAtmospheres, Climate, Weather
MarsCast: Transfer Learning Of AI Weather Foundation Models To Planetary Atmospheres
[astro-ph.EP] We investigate the transferability of Earth weather foundation models to planetary atmospheres by adapting the GraphCast graph neural weather forecasting model to Mars. While GraphCast achieves state-of-the-art performance for […]