Articles tagged with Moons
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
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Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
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A new study suggests that Europa's seafloor is geologically inactive, with no signs of tectonic motion or warm hydrothermal vents that could support life. The team calculated the gravitational forces from Jupiter and concluded that the tidal heating on Europa is not strong enough to drive significant geologic activity.
Researchers reanalyze Cassini mission data to find that Titan's interior is more icy and slushy than previously thought, with implications for the search for life on Titan. The new findings suggest a slushy layer instead of an ocean, which could facilitate the growth of simple organisms.
Researchers have discovered that tidal heating can cause ice shells to melt, leading to ocean boiling and unique geological features. The process can also drive compressional tectonics, shaping the surface of icy moons.
A new study confirms that Saturn's icy moon Enceladus has significant heat flow at its north pole, overturning previous assumptions and strengthening the case that it could support life. The sub-surface ocean is believed to be one of the best places in our solar system for life to have evolved outside Earth.
A new study of the South Pole-Aitken basin reveals clues about the moon's interior structure, crust composition, and evolutionary history. The research suggests that the moon's near side was heated by radioactive elements from a magma ocean, leading to intense volcanism.
Researchers found sulfur compounds with depleted sulfur-33 ratios in lunar mantle rock samples, contrasting with Earth's isotopic signatures. This discovery has implications for the evolution of the Moon and its potential exchange mechanisms.
Astronomers discovered a greedy white dwarf star consuming its closest celestial companion at an unprecedented rate. The study found that the super-dense white dwarf is burning brightly due to the mass transfer between the two stars, potentially leading to a massive explosion visible from Earth.
Researchers at TU Wien found that the solar wind ions' erosive effect on the Moon has been vastly overestimated. The actual yield is up to an order of magnitude lower than previously assumed due to the regolith's porous structure.
Researchers propose using soft X-rays to measure reconnection rates and monitor space weather. By analyzing bright X-ray features, they calculated a global reconnection rate of 0.13, closely matching theoretical predictions.
The LPP, COSPAR, and IAU have signed a Memorandum of Understanding (MoU) to collaborate on lunar science and ethics. The partnership aims to develop principles and practices for balanced approaches to lunar activities, with a focus on promoting international cooperation and science-informed space policies.
The DART mission's successful asteroid deflection has revealed a complex issue: massive boulders carrying three times the momentum of the spacecraft itself. This unexpected blast complicates future asteroid deflection efforts, as researchers now need to consider the physics of these chaotic and filamentary structures.
A 2.35-billion-year-old meteorite offers fresh insights into the Moon's volcanic history and suggests ongoing internal heat generation processes. The rock's distinct composition provides new constraints on when and how volcanic activity occurred on the Moon.
A team of undergrads at CU Boulder has created a digital twin for their robot, Armstrong, which is being used to train human operators on how to navigate the moon's surface. The study found that training in a digital environment resulted in faster task completion and reduced stress.
Researchers using the James Webb Telescope have discovered silicate clouds in the atmosphere of exoplanet YSES-1-c, which is thought to be linked to the planet's relative youth. The findings offer new insights into planetary formation and atmospheric processes, shedding light on how our own solar system may have formed.
Researchers suggest that an ancient, weak magnetic field and a large plasma-generating impact combined to create a strong magnetic field on the moon. This process could explain the presence of highly magnetic rocks near the south pole's far side, where the Imbrium basin is located.
Researchers found that only about 1.3% of Titan's large rivers have deltas, unlike Earth where nearly every similar-sized river has one. The absence of deltas may be due to rapid sea level changes or strong winds and tidal currents on Titan's coasts.
A recent study suggests that Saturn's moon Titan could support simple, microscopic life forms due to its abundant organic content. However, the amount of biomass that can exist in this environment is likely to be extremely limited, possibly only a few pounds.
Scientists precisely dated the formation of the Moon's largest impact crater, the South Pole-Aitken Basin, to 4.25 billion years ago using Chang'e-6 samples. The discovery provides critical insights into the early history of the Moon and the Solar System.
A study by MIT researchers found that climate change can cause the thermosphere to shrink, reducing atmospheric drag and allowing space junk to remain in orbit for decades. This could lead to increased collisions and debris, threatening the sustainability of satellite operations.
The Magellan Adaptive Optics Xtreme (MagAO-X) instrument observed two young planets orbiting PDS 70, revealing compact rings of dust and startling changes in brightness. The team believes these features are telltale signs of the planet's turbulent youth.
The study analyzed material from asteroid Bennu, finding evidence of building blocks of life, water, and energy. The team also discovered evaporites, which have been found on Earth in dried-out salt lakes, providing insights into the asteroid's formation.
A new study by University of Arizona researchers reveals a 'kiss and capture' mechanism for the formation of Pluto and its largest moon Charon. The discovery challenges decades of scientific assumptions about how planetary bodies form and evolve.
The University of Texas at San Antonio has launched the Center for Space Technology and Operations Research, which will advance engineering, technology, and operations supporting space missions. The center will address growing demands from civil, commercial, and national security space agencies and companies.
Researchers discovered that Titan's icy surface is warmed by an insulating layer of methane clathrate ice, which relaxes the impact craters' shape. This finding helps explain Titan's unique hydrological cycle and climate.
A new study by the University of Maryland reveals that NASA's DART spacecraft collision with asteroid moon Dimorphos created a large crater and reshaped it, causing the moon to derail from its original evolutionary progression. The impact also changed Dimorphos' orbit around its parent asteroid Didymos.
The 2024 Europlanet Science Congress (EPSC2024) will be held in Berlin from September 8-13, covering a wide range of planetary research topics. Over 1,200 scientists from Europe and worldwide are expected to attend the fully hybrid meeting.
A team of international scientists has demonstrated the existence of a lunar lava tube cave, with radar reflections indicating an underground conduit in Mare Tranquillitatis. This discovery provides crucial evidence for safe site selection on the Moon and supports future exploration missions.
Researchers used simulations to model the erosion of Titan's shorelines, finding that waves are the most likely explanation for the moon's lakes and seas. The team found that wave activity could have shaped the coastlines of lakes and seas on Titan.
Astrophysicists record radio emissions from Earth and view it as an exoplanet to understand potential signals from intelligent life. The mission marks a major achievement for NASA's Commercial Lunar Payload Services program.
A new heat-switch device developed by Nagoya University's team enhances lunar-roving vehicles' operational lifespan under harsh Moon conditions. The innovative technology reduces power consumption while maintaining efficient daytime cooling performance and nighttime insulation, making it a critical component for future lunar missions.
Researchers captured a volcanic event on Io using the Large Binocular Telescope's SHARK-VIS instrument, achieving higher resolution than ever before with Earth-based observations. The images reveal surface details equivalent to taking a picture of a dime-sized object from 100 miles away.
Researchers found that the dual moons, named Selam, are a contact binary, with one quarter of the asteroid breaking off to form a trough. The team theorized that Dinky's fast spinning motion caused it to shed debris into orbit, which aggregated to form Selam.
Researchers have introduced the 8IMEM quantification method to evaluate regolith solidification techniques, finding regolith bagging as the highest-rated technique. The study proposes a four-stage plan for lunar infrastructure construction, with regolith bag technology as a solution for lunar base construction.
Researchers at the University of Arizona used computer simulations and spacecraft data to study the moon's geology, finding that a dense layer of titanium-rich material sank into the interior and rose on the near side. The findings suggest that the moon 'turned itself inside out' during its formation.
The Lunar Environment Monitoring System, developed by UMD researchers, will track seismic activity on the moon's surface during the upcoming Artemis III mission. The system's data will help prepare NASA for a long-term presence on other planetary bodies.
The University of Texas at Arlington is educating approximately 4,000 elementary, middle, and high school students in the DFW area about the upcoming solar eclipse through talks and field trips to the planetarium.
Astronomers have discovered a significant amount of water vapor in the disc around a young star, located exactly where planets are thought to be forming. This finding provides new insights into the distribution of water in planet-forming discs and its potential impact on planetary formation.
Researchers investigate geologic features on icy moons, revealing mechanisms behind strike-slip faults. Studies on Titan and Ganymede provide insights into potential environments conducive for life emergence.
Researchers used ancient lunar crystals brought back from the Moon to determine its minimum possible age, pushing back its formation by 40 million years to at least 4.46 billion years old. The discovery sheds light on the Moon's role in stabilizing Earth's rotation and tidal patterns.
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 from Norway and France have found a way to coordinate and recalibrate two conflicting systems of dating the Moon's surface. This new evaluation shows that large parts of the crust are around 200 million years older than previously thought, clarifying the sequence of events in the evolution of the Moon's surface.
A team of scientists led by NYU Abu Dhabi researcher Mohamad Ali-Dib discovered an Earth-sized exoplanet named LP 791-18 d. The planet may be carpeted with volcanoes and sustain water in liquid form, making it potentially habitable.
University of Arizona engineers create a communication network allowing robots to explore subsurface environments independently, deploying miniaturized sensors as they traverse caves. The 'breadcrumb-style' system enables swarms of individual robots to navigate convoluted environments without losing contact.
The DART mission successfully demonstrates the feasibility of redirecting near-Earth objects like asteroids to prevent large-scale destruction. The spacecraft's impact on Dimorphos, a small asteroid moon, resulted in an orbital change that confirms the viability of asteroid deflection as a planetary defense strategy.
University of Arizona engineers create autonomous vehicle system that allows robots to scout out underground habitats on other planets. The 'Breadcrumb-Style Dynamically Deployed Communication Network' paradigm enables robots to work together without human input, addressing NASA's space technology grand challenges.
Researchers used computational simulations to model Charon's internal ocean freeze and its effects on the moon's surface. The study found that the freezing of an internal ocean may have formed deep depressions along Charon's girth but was unlikely to lead to cryovolcanoes erupting with ice and water in its northern hemisphere.
A new study suggests that an orbiting space probe could provide definitive answers about the presence of life on Enceladus' ocean. The team mapped out how a hypothetical mission could gather data from the moon's plumes, which are thought to contain organic molecules and methane.
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.
Julie Castillo-Rogez and Martin Jutzi have made significant contributions to understanding asteroids, including their origins and dynamical evolution. Their work has advanced our knowledge of asteroids, from small bodies to planetary scales, with implications for ongoing space missions.
Researchers found the moon's crust was highly porous, about one-third as porous as pumice, due to massive impacts that shattered much of the crust. The team estimated the moon experienced double the number of impacts as seen on its surface, which limits constraints on solar system formation and evolution.
Researchers reveal the likely composition of Charon's dynamic methane atmosphere and propose a possible source for its red polar zone. The team's novel experiments and atmospheric modeling suggest that ultraviolet light breaking down methane molecules is key to understanding the moon's unique albedo.
Researchers propose that chaos terrains on Europa's surface could shuttle oxygen to the moon's subsurface ocean, where it could sustain life. The computer model showed that 86% of oxygen is transported through the ice via a 'porosity wave', potentially raising hopes for finding life in Europa's ocean.
Researchers found that only certain types of planets can form large moons in respect to their host planets. They propose that smaller planets are better candidates to host fractionally large moons. This study provides constraints for future observations and sheds light on the formation of Earth's unique moon.
Researchers at Brown University propose a new explanation for the Moon's lack of a strong magnetic field, suggesting that sinking rock formations could have intermittently generated strong magnetic fields. This process could have occurred over the first billion years of the Moon's history, producing intermittent strong magnetic fields.
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 reveals how Earth's volatile elements, such as hydrogen, nitrogen, and carbon, were formed through a combination of deep Earth processes, oceans' formation, and meteor impacts. The research suggests that these elements played a crucial role in creating the habitable environment necessary for life to emerge.
The special issue covers observations of exoplanet geology, composition, atmosphere, and potential habitability. SwRI researchers Dr. Natalie Hinkel and Dr. Cayman Unterborn collaborated with Dr. Oliver Shorttle to create a diverse overview of exoplanets, making it accessible to a wide community of scientists.
A recent study suggests that strike-slip faulting is an active deformation mechanism on Titan's surface, driven by diurnal tidal stresses and pore fluid pressures. The researchers found that shallow faults near the equator are optimally oriented for potential failure, which could facilitate material transport and affect habitability.
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 Dartmouth Engineering team will conduct research on planetary science relating to icy planets' geophysics and astrobiology, aiming to understand the nature of these worlds and their habitability. The project will provide valuable tools for interpreting measurements taken by future missions.