Articles tagged with Lunar Surface
A Western University postdoctoral fellow's discovery of apatite in early lunar crust reveals a volatile-rich surface from 4.5 billion years ago. This finding challenges previous understanding and offers exciting new evidence for the Moon's early history.
The EXPLORE toolkit offers interactive visual analytics and machine learning to analyze galaxy data, identify unusual stars, and visualize the lunar surface. Users can create immersive experiences, including 3D models of the Moon and interactive sky maps.
Human activities have significantly impacted the moon's environment since Luna 2 landed in 1959. The Lunar Anthropocene concept aims to raise awareness about humanity's influence on the lunar surface and its preservation.
Researchers investigate the interaction between solar wind and the Moon's surface, exploring the formation of lunar swirls and the influence of magnetic fields. The study highlights the importance of interdisciplinary research in understanding the Moon's space environment.
Researchers found a rare pathway allowing a moon fragment to reach Earth's quasi-satellite orbit. The study suggests that many more lunar fragments remain to be discovered among the near-Earth asteroid population.
Researchers examine the complex interactions between solar wind and the Moon's surface environment, including small-scale magnetic fields, lunar swirls, and regolith layer dynamics. The study highlights the need for further in-situ observations to understand these processes and their implications for human activities on the Moon.
High-energy electrons from Earth's plasma sheet contribute to weathering processes on the Moon's surface, aiding in the formation of water. The discovery may help explain the origin of lunar water ice and provide insights into the Moon's evolution.
Researchers used Fibonacci's method to calculate the Moon's shape, finding that its poles are half a kilometre closer to its centre of mass than its equator. This information is crucial for applying GPS technology to the Moon.
A team of Swiss robots, including legged ANYmal and wheeled robots, is sent to explore a challenging terrain, showcasing the benefits of redundancy and specialization. The robots work together to detect minerals and identify rocks, with semi-autonomous capabilities for direct task assignment.
The Chang'e project has successfully mapped the Moon's surface, composition and inner workings, providing new insights into its evolution and potential resources. Future research aims to unlock the secrets of water ice and lunar material composition.
Researchers have found a new water reservoir on the Moon, discovered in impact glass beads, which can buffer the lunar surface water cycle. The study suggests that these beads can store and release solar wind-derived water, indicating their potential for in-situ resource utilization.
Scientists have discovered a new type of solid crystal that forms when water and table salt combine in cold and high-pressure conditions, potentially existing on the surface of Jupiter's moons. This finding has significant implications for planetary science and the search for extraterrestrial life, as it could explain the mysterious ch...
A University of Utah-led study explores using space dust as a shield to reduce solar radiation and slow global warming. Launching lunar dust from the moon instead of Earth's way station at L1 could be an effective and cheap solution.
Researchers found high ferric iron content in agglutinate glass from lunar soil returned by China's Chang'e-5 mission. The discovery challenges previous knowledge about lunar ferric iron and suggests ongoing charge disproportionation reactions, leading to progressively increasing ferric iron on the Moon's surface.
A joint research team from China has discovered high concentrations of hydrogen and low deuterium/hydrogen ratios in lunar soil grain rims consistent with solar wind origin. This finding suggests that the bulk water content in Chang'e-5 lunar soils is around 46 ppm, which could be higher in polar regions.
Researchers propose using Earth's karst caves to simulate extraterrestrial lava tubes, demonstrating feasibility in structure and environmental aspects. Karst caves are comparable in size and provide mild environments, reducing energy consumption in terms of heat control.
Researchers detected sub-microscopic magnetite and metallic iron particles in Chang'E-5 lunar soil through electron microanalysis. This discovery provides direct evidence for the formation of native magnetite in lunar samples and sheds light on the origin of Moon's magnetic anomalies.
A Ben-Gurion University scientist has presented a plan to power a lunar colony solely through solar energy without energy storage. The concept, which exploits the unique conditions of the Moon's polar axis and low-mass transmission lines, could offer a more affordable solution than traditional nuclear reactors.
Researchers found that mantle melting-point depression due to fusible components could generate young lunar volcanism. The Chang'E-5 samples, returned in 2020, revealed surprisingly young volcanic activity only 2 billion years old, contradicting the long-held assumption that the Moon has been geologically dead since then.
The Chang'E-5 mission returned samples that revealed a previously unknown iron-rich and high-calcium surface of basalts, challenging previous assumptions about the lunar geology community. The samples were primarily composed of pyroxene, contradicting earlier studies that indicated a high abundance of olivine.
The 2022 EXPLORE Lunar Data Challenge identifies hazards on the Moon's surface using images from the Lunar Reconnaissance Orbiter. Participants train models to recognize craters and boulders, then create a map of optimal rover routes to avoid hazards.
A four-legged robot trained through artificial intelligence has mastered jumping to navigate the Moon's rugged terrain. The robot can collect samples and deploy scientific instruments, overcoming limitations of traditional rovers in loose soil and steep slopes.
Researchers found shadowed areas within lunar pits that maintain a comfortable temperature of around 63 degrees Fahrenheit, making them suitable for human habitation. The discovery could provide safer base camps for lunar exploration and long-term stays.
Scientists from Johns Hopkins APL have compiled the first complete map of hydrogen abundances on the Moon's surface using data collected over two decades ago. The map identifies two types of lunar materials containing enhanced hydrogen and corroborates previous ideas about lunar hydrogen and water.
A SwRI study examines elliptical craters on Saturn's moons Tethys and Dione, finding unique patterns that indicate the satellites' age and formation conditions. The research suggests a planetocentric impactor population, pointing to the importance of considering gravity-driven impacts when studying object ages.
The Chang'E-5 team found hydroxyl signals in lunar rocks and soil, indicating the presence of indigenous water on the Moon's surface. The bulk of this water is contained in apatite minerals, suggesting a lunar origin.
Researchers from CU Boulder suggest that ancient moon volcanoes may have spewed out huge amounts of water vapor, forming stores of ice on the lunar surface. This discovery adds to evidence that the moon may be awash in more water than previously believed, with potential implications for future lunar missions.
Researchers from HSE University have developed a mathematical model that explains the levitation of charged dust particles over the sunlit lunar surface for almost any latitude. The study takes into account the Earth's magnetotail and its impact on particle movement, leading to vertical oscillation and eventual levitation.
Researchers have updated the lunar chronology model using radiometric ages of new Chang'E-5 samples and crater counting data from the landing area. The new model provides a more accurate timescale, essential for understanding lunar and planetary history.
Researchers are developing systems to detect, characterize and track objects in cislunar space, or the space between Earth and the moon, to prevent lunar traffic jams and congestion.
For the first time, astronauts in orbit successfully controlled a robot on the ground using haptic feedback, simulating geological exploration missions. This breakthrough enables more complex investigations of planetary surfaces without human exposure to danger.
Scientists have proposed a new model for the Moon's crust formation, suggesting that a 'slushy' magma ocean played a key role. The research suggests that crystals remained suspended in liquid magma over hundreds of millions of years, eventually forming the lunar crust.
The Chang'E-5 lander has made the first onsite detection of water on the Moon, providing evidence of hydroxyl and/or H2O presence. The discovery was made using reflectance spectral data from the lunar surface acquired by the lander.
Researchers at CU Boulder found that lunar pits and caves showcase remarkably stable conditions, making them attractive options for establishing a long-term human presence on the moon. The environments can help astronauts weather some of the moon's worst extremes but may not be ideal spots to find water.
A new study published in Nature Communications reveals chemical heterogeneities in Apollo 17 sample troctolite 76535, indicating an early rapid cooling of the Moon. This finding challenges previous estimates of a 100-million-year cooling duration and supports initial rapid cooling of magmas within the lunar crust.
A team of scientists has discovered a thick layer of paleoregolith on the lunar surface, which could provide insight into the Moon's early asteroid impact and volcanic history. The findings suggest the paleoregolith formed much faster than previously estimated, with implications for understanding meteoric activity in the solar system.
Researchers have confirmed the existence of lunar carbon dioxide cold traps that could contain solid carbon dioxide, a key resource for sustaining robot or human presence on the moon. The discovery has major implications for future lunar exploration and international policy.
The Chang'E-5 mission has provided new insights into the Moon's surface features, including the Ocean of Storms, which may have been even more stormy than previously thought. The samples also reveal a distinct lunar basalt composition different from Earth-based basalt.
Scientists have determined the age of the Chang'e-5 moon rocks to be approximately 1.97 billion years old, closing a 2-billion-year gap in lunar sample dating. This precision is crucial for calibrating chronology tools and studying the moon's volcanic history.
A new study by Dr. Benjamin Byron demonstrates the ability of the Lyman-Alpha Mapping Project to determine the composition of lunar surface areas using far-UV light reflectance. This method normalizes surface maturity features, revealing a close correlation with composition maps from other regions.
The Chang'e-5 mission achieved a successful soft lunar landing using an innovative guidance, navigation and control system. The LAM used various sensors to navigate its descent and landing, with multiple sensors providing redundancy to ensure the success of the mission.
Researchers from Northern Arizona University found that solar radiation can produce iron nanoparticles on the Moon's surface, a process previously thought to be less significant. This discovery has important implications for future space missions and the study of the Moon's surface evolution.
Researchers analyzed images of Mercury's surface and found only 14 boulders, compared to the Moon's 30 times more frequent presence. Factors such as micrometeorite bombardment, thicker regolith, and extreme temperature fluctuations contribute to the rarity of boulders on Mercury.
Scientists have identified potential locations for pieces of lunar mantle fragments using NASA's lunar sample analysis and observations from the Lunar Prospector and Lunar Reconnaissance Orbiter spacecraft. The South Pole-Aitken basin is a likely candidate due to its depth of excavation, which could provide insights into the Moon's ear...
Karan Jani's Gravitational-Wave Lunar Observatory for Cosmology aims to analyze black hole and dark matter mergers with unprecedented sensitivity. The moon's environment offers an ideal backdrop for the observatory, lacking atmosphere and seismic noise, making it a crucial step towards discovering new physics.
The study analyzed 39 variants of lunar human landers, considering key architectural decisions such as number of stages and propellant type. The analysis showed that expendable systems with 2-stage architecture are advantageous, but reusable vehicles with 1-stage or 3-stage systems offer comparable advantages.
Researchers estimate that the moon could harbor roughly 15,000 square miles of permanent shadows, reservoirs that might preserve water via ice. These cold traps, found in craters near the poles, could be more common than previously thought and may hold pockets of ice.
Researchers found high concentrations of hematite at lunar high latitudes, strongly correlated with water content. The presence of hematite suggests that Earth's atmospheric oxygen may have oxidized the mineral over billions of years.
Researchers have created the first global map of rockfalls on the Moon, revealing that asteroid impacts are responsible for over 80% of observed rockfalls. The map, based on over two million images, shows that even ancient lunar surfaces continue to be affected by erosion through rockfall.
A team of researchers has discovered a system of ridges on the nearside of the Moon topped with freshly exposed boulders, which could be evidence of active lunar tectonic processes. The findings suggest that the Moon may still be experiencing ongoing geological activity.
Researchers at the University of Arizona are working with NASA to develop new methods for harvesting water from the lunar surface using lasers. The mission aims to create a system that can efficiently extract water and nutrients from the lunar environment, enabling sustainable food production in space. With the help of tiny satellites ...
Scientists discovered a new way to analyze lunar soil using atom probe tomography, allowing them to identify products of space weathering, pure iron, water, and helium. This technique can help researchers learn more about conditions on the Moon's surface and formation of precious resources.
Researchers found that at least eight moonquakes were likely caused by tectonic activity along thrust faults, not asteroid impacts or internal moon movements. The team suggests the moon may be shrinking today and still experiencing quakes
Astronomers captured a meteorite hitting the moon's surface during January's total lunar eclipse, creating a crater up to 15 meters across. The impact was recorded using eight telescopes in Spain and revealed an object measuring 30-60cm in diameter, traveling at 61,000 kilometers per hour.
Scientists found evidence of water vapor in lunar exosphere after analyzing data from NASA's LADEE mission, which orbited the Moon from October 2013 to April 2014. The team detected dozens of events where meteoroids struck the Moon's surface, releasing a short-lived water vapor that could be used as a resource for future human explorat...
The study reveals that water molecules migrate over the course of a day, with higher concentrations at higher latitudes. This new understanding of lunar hydration has significant implications for future human missions to the Moon, where water could be used as a source of fuel or radiation shielding.
A study published in JETP Letters reveals that a meteoroid's collision with the Moon creates two dusty plasma clouds due to regolith fragments and molten material interacting with electrons. The clouds' characteristics, such as speed and size, can be observed separately, providing crucial insights for ensuring space flight safety.
A team of scientists has found direct evidence for surface-exposed water ice on the Moon, with patchy distribution and smaller abundance compared to other planetary bodies. The discovery was made using data from the Moon Mineralogy Mapper onboard India's Chandrayaan-1 mission.
Researchers Dirk Schulze-Makuch and Ian Crawford suggest two periods when Earth's Moon was habitable for simple lifeforms, including during its formation and a peak in volcanic activity around 3.5 billion years ago. Conditions were suitable for liquid water and an atmosphere to form on the lunar surface.
A Southwest Research Institute scientist contributed to a study indicating water and/or hydroxyl may be more prevalent on the Moon's surface than previously thought. The research used multiple instruments and investigations to better characterize the inferred measurements of water, suggesting it is present under wider ranging conditions.