Researchers have experimentally re-created conditions deep inside giant planets like Jupiter and Saturn using the National Ignition Facility. They successfully compressed diamond to unprecedented densities, providing new constraints for dense matter theories and planet evolution models.
A team using the Gemini Planet Imager's next-generation adaptive optics system tracked the orbit of Beta Pictoris b, a planet with an estimated mass at least four times that of Jupiter. The team refined the estimate by analyzing images and debris discs around the star.
Scientists at NRL detected water vapor in the atmosphere of tau Boo b, a hot Jupiter outside our solar system. The team measured the motion of the planet to establish its presence and determined it's six times more massive than Jupiter.
Researchers at CAB successfully recreated Europa's crust in a laboratory experiment, revealing that high-pressure fluids could be responsible for the moon's reddish materials. The study suggests that certain characteristics of Europa's surface may be explained by a saline aqueous medium, with significant implications for life on Earth.
Scientists have made the first detection of water in the atmosphere of a hot Jupiter, tau Boötis b, using a novel technique that expands on the radial velocity method. The study confirms the presence of water vapor and also reveals the planet's mass, which was previously difficult to determine.
A team of scientists at Penn State University has detected water vapor in the atmosphere of a hot-Jupiter exoplanet, tau Boötis b. This discovery could help researchers understand how many planets like Earth exist throughout the universe and provides new insights into the formation and evolution of exotic hot-Jupiter planets.
Brain researchers discovered how Galileo's visual illusion works in the mind's eye, revealing that it occurs due to non-linear and exaggerated responses to light stimuli. This effect is responsible for various phenomena, such as why certain objects appear larger or smaller based on their dark parts in bright daylight.
WASP offers sub arc-second accuracy and stability, enabling planetary scientists to study Jupiter and other celestial bodies. The device allows for flexible, standardized support of multiple science payloads, freeing researchers to focus on instrument development.
The asteroid belt's diverse composition suggests that giant planets' migrations reshaped the solar system, potentially delivering water to Earth and influencing its habitability. Small asteroids show particularly varied compositions, suggesting a complex history of collisions and re-deposition.
A new asteroid map reveals that rogue asteroids, once considered anomalous, are actually diverse and widespread throughout the main asteroid belt. The study suggests that the early solar system underwent dramatic changes, potentially affecting planetary migration and Earth's water development.
A newly discovered celestial object, ROXs 42Bb, located nine times the mass of Jupiter and 30 times further away from its star than Jupiter, defies easy categorization as a planet or brown dwarf. This finding blurs the distinction between planets and brown dwarfs, prompting researchers to re-examine formation theories.
Students used a privately owned telescope to observe and photograph asteroids 3905 Doppler, orbiting two smaller rocky bodies that block each other's light. The discovery provides an unprecedented opportunity to learn about the physical properties and orbital evolution of these objects.
Astronomers have made precise measurements of a failed star system near the Sun, suggesting it harbors a third planetary-mass object. The system, Luhman 16AB, consists of two brown dwarfs with masses between 30 and 50 Jupiter masses.
Researchers have discovered huge active plumes containing water vapour being released from the surface of Europa, a liquid ocean lies beneath its icy crust. The plumes, comparable to earth geysers in size, will aid further investigations of the moon and potentially make life discoveries
The NASA/ESA Hubble Space Telescope has discovered water vapour erupting from the surface of Jupiter's moon Europa, in one or more localised plumes near its south pole. This finding strengthens Europa's position as a top candidate for potential habitability, but the origin and connection to subsurface liquid water are still unknown.
Juno's flyby provided an extraordinary view of Earth and the moon from a unique vantage point near the tip of one of the spacecraft's solar-array arms. The star tracker captured frames for the movie when the spacecraft was about 2.4 million miles from Earth, offering a front-row seat to the flyby.
Researchers discovered a temperature turnaround point in the atmospheres of Jupiter, Saturn, Uranus, Neptune, and Titan, which may be common to billions of planets. This phenomenon occurs at a pressure of about 0.1 bar and is likely caused by infrared radiation absorption.
Researchers used CBC lab testing information gathered from the JUPITER Trial to evaluate the Intermountain-derived CBC risk score, finding it a powerful tool to predict death. Individuals with lower CBC risk scores were unlikely to die, while those with higher scores had more than 50% higher risk of death.
Scientists Pedram Hassanzadeh and Philip Marcus present a new model explaining the Great Red Spot's persistence, suggesting vertical flow plays a key role. The model also predicts radial flow pumping energy into the vortex, enabling it to last longer.
Researchers used data from NASA's Kepler space telescope to observe a distant planetary system with multiple planets at severe tilt to their host star. The discovery suggests that tilted planetary orbits are possible even in systems without a hot Jupiter, providing new insights into the architecture of alien solar systems.
Juno will explore Jupiter's northern and southern lights by flying through electrical current systems that generate them. The mission aims to understand the origin and evolution of the solar system's largest planet by mapping magnetic and gravity fields, determining atmospheric composition, and observing upper atmosphere dynamics.
Researchers analyzed Europa's cracks to determine if the moon spun around a tilted axis at some point. The analysis suggests that a small tilt of about one degree occurred in the past, which could explain the orientation of the long cracks. This finding may also affect estimates of Europa's ocean age and heat generation.
Astronomers have discovered a Trojan asteroid sharing the orbit of Uranus, challenging previous estimates. The study predicts that three percent of scattered objects between Jupiter and Neptune should be co-orbitals with Uranus or Neptune.
The discovery of GJ 504b challenges traditional planet-formation theories, suggesting alternative formation methods may be needed. The exoplanet orbits its star at nearly 9 times the distance of Jupiter from the sun.
Scientists at Scripps Research Institute have developed a novel method to increase the potency of RNA treatments, resulting in a 2,500-fold improvement. The breakthrough enables precise targeting of disease-causing RNAs and could lead to more effective therapeutic agents.
Astronomers have analyzed eight 'hot Jupiter' exoplanets using the Hubble Space Telescope, revealing a diverse range of puzzling properties. The team found that winds and clouds play a crucial role in shaping the atmospheric composition of these exotic planets.
Scientists found a systematic eastward offset between observed and predicted volcano locations on Io, suggesting a faster rotation or internal structure. A global subsurface magma ocean scenario is also possible to explain the anomaly, with potential implications for life in icy moons like Europa and Enceladus.
Researchers at Scripps Research Institute developed a cutting-edge technology to screen human blood for disease markers. The 'antigen surrogate' method accurately identified biomarkers for neuromyelitis optica, a rare autoimmune disorder, in a recent study published in Chemistry & Biology.
The study of HR 8799c's atmosphere suggests a core accretion process led to its formation, similar to our Solar System's formation. The exoplanet's composition reveals an elevated carbon-to-oxygen ratio, indicating water ice grains condensed and formed the planet's solid core.
Scientists have found that Jupiter's hot spots are created by a Rossby wave pattern, which glides up and down through layers of the atmosphere. The researchers mapped wind speeds and tracked small cloud movements to tease out individual motions, revealing the wave's true nature.
A team of astronomers has made the most detailed examination yet of a Jupiter-like planet beyond our Solar System, discovering a cloudy atmosphere containing carbon monoxide and water vapour. The findings suggest that the system is like a scaled-up Solar System, with gas giants forming at great distances from their parent star
Theoretical models demonstrate that gas giant planets can survive periodic outbursts of mass transfer from the gas disk onto the young star. These models show that Jupiter and Saturn could have formed through this process, supporting the presence of 20% of sun-like stars with gas giants.
An international team led by Sascha Quanz has studied the disc of gas and dust around young star HD 100546, spotting a candidate protoplanet that could be a giant similar to Jupiter. The discovery provides an unique laboratory for studying the formation process of a new planetary system.
The European Space Agency's JUICE mission will observe ultraviolet emissions from Jupiter's system, providing insights into the composition of the icy moons' surfaces and atmospheres. The instrument will also map the moons' surfaces, sound their interiors, and determine their potential for supporting life in future manned missions.
Recent AGU journal publications highlight the impact of Io's volcanism on Jupiter's magnetosphere and project substantial increases in U.S. water demand due to climate warming, with irrigation and air conditioning driving demands, posing sustainability concerns.
Researchers have discovered radio emissions from ultracool dwarfs that are powered by processes similar to Jupiter's auroras, indicating the presence of auroras outside our solar system.
Researchers at UC Davis study a rare meteorite, the fastest and rarest known to hit Earth, providing insights into the formation of planets. The team uses advanced techniques to analyze the meteorite's composition and internal structures.
Astronomers have directly imaged a massive exoplanet, Kappa And b, orbiting the 2.5-solar-mass star Kappa Andromedae. The 'super-Jupiter' has a mass at least 13 times that of Jupiter and is bound to the star.
Astronomers have discovered a super-Jupiter orbiting the star Kappa Andromedae, with a mass about 12.8 times greater than Jupiter's. The object's ambiguity between being a planet or brown dwarf allows researchers to explore theoretical limits of planetary formation.
Asteroid belts may play a key role in the evolution of complex life. According to a NASA study, only a tiny fraction of planetary systems seem to have giant planets in the right location to produce an asteroid belt of the appropriate size. This suggests that our solar system may be special.
Scientists have discovered a giant oval vortex on Saturn persisting long after the visible effects of the 'Great Springtime Storm' subsided. The vortex is characterized by high temperatures and unique chemistry, unlike Jupiter's famous Great Red Spot.
A new model proposes that the Saturn system originated from giant impacts in which several major satellites merged to form Titan, resulting in the formation of Saturn's middle-sized moons. The model suggests these moons were formed from ice-rich material similar to Titan's mantle and have active geology and dynamics.
A large analysis of over 100,000 participants found that statins have a very small effect on preventing venous thromboembolic events. The study suggests that high-dose and low-dose statins have no effect on blood clots.
A study published in The Lancet found that statin therapy can reduce cardiovascular disease risk, even among patients at high risk of developing diabetes. Patients with diabetes risk factors were 28% more likely to develop diabetes, but still saw a 39% reduced risk of cardiovascular illness and 17% lower mortality.
Astronomers detected significant atmospheric variations on HD 189733b due to a stellar flare, with gas escaping at speeds over 300,000 mph. The discovery provides insights into the interaction between a star and its giant planet.
Researchers use CRIRES instrument on VLT to study Tau Bootis b's atmosphere, measuring mass and carbon monoxide levels. The new technique allows for the detection of non-transiting exoplanets' atmospheres, enabling scientists to learn more about their atmospheric conditions.
Researchers have successfully measured the motion of exoplanet Tau Bootis b, revealing its mass to be six times that of Jupiter. The team used an innovative technique to unravel direct light from the planet itself, overcoming previous attempts to measure its atmosphere.
The KELT telescope has discovered two unusual planets, including a massive, puffed-up planet dubbed KELT-1b that may challenge our understanding of solar system evolution. The other planet, KELT-2Ab, is a Jupiter-like world with a bright star that will allow astronomers to study its atmosphere.
Researchers have discovered that Arctic bacteria can produce biosignatures linked to biological activity, which could be indicative of microorganisms on Europa. The study found needle-shaped sulphur crystals and organic compounds in the environment, sparking hopes of finding life beneath Europa's icy crust.
Astronomers discovered that hot Jupiter-type planets are likely to have no companions in their systems, supporting the theory of a close encounter with another body causing orbital elongation. This study used Kepler mission data and found compelling evidence for companion planets around warm Jupiters and hot Neptunes.
A study by Carnegie's Alan Boss and team found that hot-Jupiter planets' early movements likely disrupted the formation of Earth-like planets near them. The researchers analyzed data from NASA's Kepler mission to discover potential companions of these hot-Jupiter planets.
Scientists at Penn State's Arecibo Observatory have discovered flaring radio emission from an ultra-cool star, shattering the previous record for lowest stellar temperature at which radio waves were detected. The star, named J1047+21, is a brown dwarf with a surface temperature not much higher than that of a giant planet.
The ASU-led geologic map of Io reveals a highly detailed, colorful image of the moon's surface features, including volcanic domes, lava flow fields, and sulfur-rich plains. The map provides valuable insights into Io's interior processes and geological evolution.
Computer simulations reveal that giant gas planets prefer certain orbits over others, resulting in 'planet pile-ups' and 'planet deserts'. High-energy radiation from baby stars carves gaps in protoplanetary disks, corralling planets into specific orbits.
A randomized trial found that rosuvastatin reduced the incidence of pneumonia by 17.8% compared to placebo. The absolute risk reduction was small, and the effects on infection may be greater in other settings.
Scientists have discovered an invisible wave interacting with Jupiter's jet streams, revealing a connection to Earth's atmosphere and influencing the planet's weather. The Cassini spacecraft's high-resolution images showed the wave's oscillation, tied to Rossby waves and gravity inertia waves.
Scientists from Scripps Research Institute have discovered a compound, SR 3306, that blocks the destruction of brain cells in animal models of Parkinson's disease. The new compound could potentially be the first to protect the brain from the ravages of the disease.
Researchers will focus on inhibiting cancer cell metabolism by targeting Mct1 and Mct4 proteins, which transport lactic acid out of cancer cells. The goal is to develop broad-spectrum anti-cancer therapeutics for breast cancer and lymphoma.
Scientists have discovered molecular oxygen ions in the upper atmosphere of Saturn's moon Dione, which could be a crucial ingredient for life. The detection was made possible by instruments aboard NASA's Cassini spacecraft and suggests that icy moons like Europa may produce oxygen through sputtering processes.
Researchers aim to create potent pain relievers with reduced side effects by studying four new compounds that avoid recruiting the protein beta arrestin 2. Genetic studies have shown animal models lacking beta-arrestins experience robust pain relief with diminished side effects.