A new study found evidence of rising temperatures in Mars' lower atmosphere when solar storms and global dust storms coincided. Researchers detected unusual heating patterns that could not be explained by the storm alone, suggesting a complex atmospheric environment on Mars.
The SWRI and UT San Antonio experiment will test the Mars Atmospheric Reactor for Synthesis of Consumables (MARS-C) in partial gravity environments. The MARS-C is designed to produce fuel, oxygen, and life-support compounds using local resources on Mars.
The Perseverance rover has discovered evidence of repeated asteroid impacts creating a 3.9-billion-year-old 'weather report' from early Mars, preserving a record of variable-sized impacts and potential interaction with water or ice. The findings offer insights into one of the most turbulent chapters in the solar system's history.
Researchers from the University of Oxford have found evidence that Mars once had enormous magmatic systems deep beneath its surface, which could have produced complex crust and supported life. The discovery suggests that planets may not need plate tectonics to build habitable environments.
The Society of Nuclear Medicine and Molecular Imaging (SNMMI) has announced the recipients of five Drs. Jane & Abass Alavi Mars Shot Research Awards, supporting studies on inflammatory bowel disease, artery inflammation, and other conditions.
Researchers at the University of Arizona used drones equipped with ground-penetrating radar to map the thickness of rocky debris covering glaciers on Earth. The technology could help future astronauts locate accessible water locked in buried ice on Mars.
Nine European high school students completed a six-day simulated Mars mission in Portugal, operating rovers and conducting scientific experiments. The EXPLORE-2 mission aimed to develop young Europeans' STEM skills and team management capabilities, with participants designing their own mission plans and making operational decisions.
NASA's Curiosity Mars rover has discovered diverse organic molecules on Mars, including chemicals that could be signs of ancient life. The findings suggest the Martian surface can preserve molecules that could serve as building blocks for life.
A study published in Applied and Environmental Microbiology suggests that a fungus strain called Aspergillus calidoustus can survive the harsh conditions of space travel and Martian environments. The fungus was found to tolerate extreme temperatures, radiation, and pressure, making it a strong candidate for surviving the trip to Mars.
A team of scientists using Curiosity rover images discovered ancient Martian ripple marks, indicating intense sandstorms swept through Gale crater around 3 billion years ago. The findings provide insight into the planet's atmosphere at that time, suggesting conditions were higher and closer to Earth's than they are currently.
Researchers Ansel Hillmer and Eric Webb have received the $100,000 Drs. Jane & Abass Alavi Mars Shot Research Award to advance imaging research in infection and inflammation for Alzheimer's disease. They aim to develop a PET radiotracer targeting CSF1R to diagnose and monitor brain inflammation.
Dr. Chun Li has been awarded the SNMMI Mars Shot Research Fund Award to investigate the PET radiotracer 64Cu-DbCD11b for detecting vulnerable atherosclerotic plaques. The study aims to assess the non-invasive assessment of vulnerable plaques and aid in patient risk identification and treatment.
Dr. David H. Ballard, MD, has been awarded a $100,000 grant from the SNMMI Mars Shot Research Fund to develop novel PET/MR imaging techniques for metabolic activity and inflammation in Crohn's disease. The study aims to improve biologically informed decision-making and guide treatment decisions.
Dr. Carolyn J. Anderson has been awarded a $100,000 grant from the SNMMI Mars Shot Research Fund to develop a PET radiotracer for imaging vaso-occlusive crisis in sickle cell disease. The award will support the production and validation of an easy-to-produce and high-yielding PET radiotracer, 18F-LLP2A, for rapid translation to patients.
A recent study revealed that the solar superstorm caused a dramatic increase in electrons in two distinct layers of Mars' atmosphere at altitudes of around 110 and 130 km. The storm also triggered computer errors for both orbiters, but they recovered quickly due to their radiation-resistant components.
A microbe survived extreme pressures generated by a simulated Mars impact, suggesting it could withstand launch across space after major impacts. The hardy extremophile prioritized cellular repair and maintained structure in its cell envelope, enabling 60% survival of microbes.
Scientists investigate how recycled sewage interacts with simulated lunar and Martian regolith to create a suitable medium for crop growth. The experiment reveals that the weathered simulants supply essential plant nutrients, paving the way for sustainable human colonies in outer space.
Research on Mars' volcanic systems shows that they were shaped by long-lasting and evolving magma beneath the planet's surface. The study found that these volcanoes experienced multiple eruptive phases, transitioning from early fissure-fed lava emplacement to later point-source activity.
A new study from Tohoku University and other international researchers has found that an anomalous dust storm on Mars can drive the transport of water to the upper layers of the atmosphere, leading to significant water loss. This discovery opens a new path for understanding how Mars lost much of its water over time.
Mars plays a measurable role in shaping Earth's long-term climate patterns, including ice ages, through its gravitational influence and orbital cycles. The study suggests that Mars' presence is necessary for the existence of major climate cycles, which have driven evolutionary changes on Earth.
A team of researchers from Rice University discovered that lakes on ancient Mars could persist under thin seasonal ice for at least decades, contradicting earlier climate models. The study suggests that surface features shaped by sustained liquid water coexist with the idea that early Mars was too cold to support such conditions.
A team of Chinese scientists has developed a new model, GoMars, to simulate Martian dust cycles and global-scale dust storms. The 50-year simulation predicts consistent seasonal and spatial patterns, including the timing of peak dust devil lifting and intense dust devil activity in Amazonis region.
Researchers have discovered that jarosite selectively captures bromine under Mars-like conditions, offering insights into the Red Planet's aqueous past and halogen cycling. The study reveals a clear trend: bromine is strongly favored over chlorine for incorporation into jarosite, with specific temperature-dependent effects.
The report identifies top-priority scientific objectives and proposes four mission campaigns to maximize the scientific return of the first three human landings on Mars. It provides a science-driven roadmap balancing scientific goals with existing NASA mission plans and technological capacity.
Researchers used NASA's measurements to simulate sound propagation on Mars, providing insight into weather and terrain effects on acoustic propagation. The study focused on the Jezero crater, where it simulated how sound moves through complex terrains, helping scientists understand how other atmospheres compare to Earth's.
A collaboration of bacteria, including Sporosarcina pasteurii and Chroococcidiopsis, produces natural cement-like materials that can turn Martian regolith into solid concrete. This discovery has the potential to revolutionize construction on Mars and provide benefits for habitat integrity and life-support systems.
Physicists at NIST have calculated the precise time difference between Earth and Mars, taking into account Martian surface gravity and its eccentric orbit. The clocks on Mars will tick 477 microseconds faster per day, affecting future space missions such as navigation and communication.
The discovery of aluminum-rich kaolinite clay suggests that areas of Mars may have once supported humid climates and heavy rainfall comparable to tropical environments on Earth. The finding provides significant insight into the planet's past environmental stages and how it came to its current barren state.
Researchers at the University of Texas at Austin have mapped Mars' large river drainage systems, outlining 16 areas where life could have existed. These systems are crucial for understanding Martian habitability and potential past life.
Scientists at NYU Abu Dhabi discovered evidence of ancient underground water on Mars, which created conditions that could have supported microscopic life. The study found that water once flowed beneath Martian sand dunes, gradually turning into rock after interacting with underground water billions of years ago.
A team of researchers from NASA Goddard and Penn State found that fragments of molecules from E. coli bacteria can survive for over 50 million years in pure water ice, but degrade faster in mixed soil samples. This suggests that future Mars missions should target locations with pure ice or ice-dominated permafrost to search for life.
A new study on Mars crater deposits reveals the planet went through repeated ice ages driven by shifts in its axial tilt, resulting in a gradual drying of the planet. The study provides insights that can be applied to Earth's changing environment and helps identify safe regions for future missions.
Scientists have tracked 1039 dust devils to reveal how they lift dust into the air and sweep around Mars' surface. The study found wind speeds of up to 44 m/s, faster than previously measured with rovers on the ground, and improved our understanding of Martian weather patterns.
Researchers used deep learning to identify dust devils in satellite images, revealing high wind speeds that lift more dust into the atmosphere than previously thought. The study's findings have significant implications for future Mars missions, enabling better modeling of Martian weather and climate.
A new study published in PLOS One found that team diversity in personality traits can contribute to greater resilience under extended isolation and operational load. The researchers used agent-based modeling to simulate the impact of team composition on stress, health, performance, and cohesion over a 500-day Mars mission.
Researchers from UMass Amherst identified a unique mineral on Mars, ferric hydroxysulfate, which provides clues about the Martian environment and history. The mineral was formed at high temperatures in an acidic environment and is believed to have been created via geothermal heat.
Recent experiments and field tests in a wind tunnel and quarry show that spherical rovers, known as Tumbleweed rovers, can harness the power of Martian winds to navigate over various terrains. The results validate simulations and demonstrate the potential for large-scale and low-cost exploration of the Martian surface.
Researchers from USTC deciphered the temperature-governed processes of lithium-mars gas batteries, finding that temperature regulates a balance between two-electron and four-electron processes. Low temperatures cause interface passivation, while high temperatures stimulate decomposition efficiency through the generation of highly activ...
Scientists have identified two dozen types of minerals that reveal a dynamic history of volcanic rocks altered by liquid water on Mars. The findings support multiple episodes of habitability, with three distinct categories of minerals indicating different conditions favorable or unfavorable for life.
Researchers will evaluate a patent-pending electrolyzer in simulated partial gravity environments aboard parabolic flights. The technology is designed to produce fuel, oxygen, and other life support compounds on the Moon or Mars for long-term human habitation.
A rare glimpse into Mars's north polar vortex has revealed that it produces a seasonal ozone layer. The extreme cold temperatures inside the vortex allow ozone to accumulate, making it essential for understanding Martian atmosphere chemistry. This finding has significant implications for the search for past life on Mars.
Two studies reveal that natural processes can bring organic-rich materials to the Mars rover, increasing its diversity of samples. Rockfalls in Oxia Planum may have originated from elsewhere on Mars and were deposited through a series of floods over 3.5 billion years ago.
A new study suggests that volcanic activity on early Mars emitted sulfur gases, creating a greenhouse effect and making the planet's climate more hospitable to life. The research found high concentrations of chemically reduced forms of sulfur, which are highly reactive and could have induced a hazy environment.
The Perseverance rover discovered chemical reactions involving minerals, water, and possibly organic material on ancient Mars. These findings suggest that conditions were favorable for life on the planet billions of years ago.
A new study suggests that ancient Martian rocks contain minerals and organic matter indicative of a habitable environment and potential biological processes. The discovery was made in the Jezero Crater's Bright Angel formation, which is considered a prime target in the search for signs of past life.
Scientists have captured images of Mars' aurorae and developed tools to predict when they will occur on the Red Planet. The predictions are crucial for ensuring astronaut safety during solar storms.
New research finds Mars' mantle preserves a record of its violent beginnings, with chunky layers containing ancient fragments up to 4km wide. This discovery offers a rare glimpse into the evolution of rocky planets and challenges current understanding of planetary formation.
A new study of Martian seismic data collected by NASA's InSight mission reveals a highly heterogeneous and disordered mantle on Mars, born from ancient impacts and chaotic convection. The findings offer an unprecedented window into the geological history and thermochemical evolution of a terrestrial planet under a stagnant lid.
A new iron sulfate mineral has been identified on Mars, providing insight into the planet's early history. The discovery suggests that geothermal heat played a crucial role in shaping the Martian surface, with minerals forming under conditions of high temperature and oxygen presence.
Researchers found that brines can develop for brief periods during late winter and early spring from melting frost, suggesting transient water activity is most likely during specific seasons. The study highlights the importance of targeting seasonal windows to detect brine formation with future astrobiological investigations.
Researchers have unveiled the petrogenetic history of a newly identified Martian meteorite, offering unprecedented insights into Mars' volcanic processes. The study's findings suggest episodic melt extraction from a long-lived, depleted mantle reservoir, which has significant implications for reconstructing Mars' magmatic evolution.
Researchers discovered over 15,000 kilometers of ancient riverbeds on Mars, suggesting that the planet may have experienced warm and wet conditions for a geologically relevant period. The presence of fluvial sinuous ridges indicates that flowing water was once widespread in Noachis Terra.
M-MATISSE aims to unravel Mars' magnetosphere, ionosphere, and thermosphere using two identical spacecraft. The mission could provide crucial insights into the planet's habitability and evolution.
A team of scientists, including HKU astrobiologist Professor Yiliang LI, are working together to identify regions on Mars suitable for microbial life. The mission aims to bring Martian samples back to Earth for detailed analysis using sophisticated instruments.
A recent study suggests that Mars' surface features were shaped by short periods of liquid water, followed by 100-million-year-long periods of desert. The research, led by University of Chicago scientist Edwin Kite, proposes a new explanation for why Mars became a barren desert planet.
Nine European high school students spent months in an isolated habitat simulating life on Mars, developing essential skills like problem-solving and collaboration. The EXPLORE project aims to inspire a passion for STEAM subjects and prepares the next generation for actual space missions.
A University of Mississippi researcher has discovered indications of near-surface water ice on Mars, which could provide drinking water, fuel, oxygen, and other essential resources for future human missions. The finding is significant because it could enable humans to explore the Red Planet without relying on resupply from Earth.
Researchers Mohammad Afzal Shadab and Eric Hiatt developed a computer model that calculates the time it took for water on early Mars to percolate from the surface down to the aquifer, finding a 50-200 year timeframe. This process could have covered Mars with at least 300 feet of water.
A new study by Brown University researchers used machine learning to analyze a massive dataset of slope streak features on Mars, finding no evidence of liquid water. The research suggests that the streaks are likely formed by dry processes such as wind and dust activity, rather than liquid flow.
A new study from geologists at the University of Colorado Boulder found that ancient Mars was likely warm and wet, with valleys and channels formed by heavy precipitation. The team's findings add new evidence to a long-running debate in planetary science and suggest that water played a key role in shaping the Martian surface.