Researchers found Mars's Arsia Mons Elongated Cloud (AMEC) exhibits rare homogeneous nucleation, where water vapor directly turns into icy cloud particles without specks of other matter. This phenomenon is unexpected and occurs due to unique atmospheric conditions created by Mars's thin atmosphere and towering Arsia Mons volcano.
A new map shows where atmospheric formaldehyde on early Mars is likely to have reached the surface, potentially providing clues to the origins of life on the planet. Water vapor played a crucial role in formaldehyde formation and delivery, with water-rich regions predicted to receive more formaldehyde than drier areas.
Researchers at the University of Copenhagen have reconstructed the earliest stages of planet formation, revealing that Earth and Mars formed in different ways. The study's findings support the hybrid model, which suggests that both collision-based and pebble accretion mechanisms contributed to planetary formation.
A University of Washington study suggests the north pole of Mars contains less dust than previously estimated, with layers of cleaner ice stacked between dustier ice. This discovery could provide key details about Mars' climate thousands of years ago, and potentially shed light on the planet's habitability.
A Purdue-led study published in Communications Earth & Environment reveals a complex history of water on Mars, with evidence of multiple water episodes and hydrothermal activity. The research found carbonate-rich ridges, groundwater, and lake water, shedding light on the possibility of life on Mars.
Researchers have created a recipe for 3D printing houses on Mars using Martian rocks, gelatin, and yeast. The resulting living building material is strong and can be broken down, recycled, and reused, making it a promising solution for low-energy construction and a circular economy on the Red Planet.
Research proposes a developmental roadmap for lunar robots, categorizing them into programmed and intelligent eras, with a focus on 'intelligence + new energy' empowerment. A comprehensive technological framework is established, encompassing key technologies such as environmental perception, autonomous decision-making, and precision ma...
Researchers used state-of-the-art computational techniques to reveal fundamental differences in moon formation from a Mars-sized object and Earth 4.5 billion years ago. Material strength of the two ancestral bodies matters in the process, changing how researchers think the planetary collision happened.
Researchers have discovered that material strength and temperature can significantly impact the formation of the Moon. The study suggests that a Mars-sized object collided with Earth, but the simulations previously ignored material strength, which is now found to matter. The results imply a potential connection between the Moon's compo...
A team at the SETI Institute is developing a new method to identify resources in space using Raman spectroscopy, aiming to answer key questions such as what is there, how much is there, and where can it be found. This approach could potentially reduce costs and risks associated with space exploration and resource extraction.
A team of researchers used neutron and X-ray tomography to examine a Martian meteorite sample, revealing tiny hydrated minerals and larger macroscopic hydrogen deposits. This provides crucial information about the early environment of Mars and its potential for supporting life.
Dr. Olivier Mousis has been elected an Academician of the International Academy of Astronautics, a full member recognizing his distinguished contributions to space science and exploration. He leads research on the origin and evolution of the solar system at SwRI.
A Boston University-led study found that the solar wind strips away Mars' atmosphere by generating Kelvin-Helmholtz waves, similar to wind on Earth. The process drives atmospheric ion escape, with plasma clouds facilitating bulk escape.
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.
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 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 Mars Organic Molecule Analyzer (MOMA) instrument distinguishes between chiral variants of pristane and phytane, which are promising indicators of past life on Mars. The researchers used samples from the Murchison meteorite, finding all chiral variants in equal proportions.
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.
A minimally invasive salvage technique using ultrasound-guided endoscopic retrieval successfully removes a deeply embedded cervical fish bone after failed open exploration. The method provides real-time navigation and higher accuracy with no radiation or significant trauma.
A HKU research team will deploy a short-wavelength infrared spectrometer on the Tianwen-3 mission to search for biosignatures and hydrous minerals on Mars. The instrument aims to forecast dust storms, detect signs of life, and survey Martian resources.
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.
The article presents a conceptual design for an in-situ energy station on Mars, which could alleviate power fluctuations and distribution issues. The system utilizes the Martian atmosphere as a working medium for power generation and storage, with potential to save over 20 tons of payload in future manned missions.
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.
A semi-autonomous robotic explorer equipped with compact instruments can significantly speed up resource prospecting and the search for biosignatures on planetary surfaces. The robot successfully identified diverse rock types relevant to planetary exploration, including gypsum, carbonates, basalts, dunite, and anorthosite.
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.
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. 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.
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.
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.
A NASA-funded project is testing whether fungi can be grown into building materials for construction on the moon and Mars. Researchers are exploring in-situ resource utilization, using local materials to support exploration and long-term habitation.
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.
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.
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.
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.
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 novel method enhances deep reinforcement learning for autonomous UAV navigation by regulating exploration noise on a global level and considering specific situations during navigation tasks. The approach achieves superior decision-making in complex environments and balances danger, smoothness, and efficiency.
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.
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.
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.
Curtin University has signed two international agreements to advance next-generation robotics and autonomous systems, with a focus on finding life on Mars. The LifeSpringsMars Working Group will unite scientists and industry experts from around the world to develop new technologies for mining, defence, and remote operations.
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...
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.