Astronomers have discovered an adolescent protostar, CARMA-7, exhibiting rapid-fire growth spurts and intermittent jets streaming away from its poles. This finding provides insights into chaotic stellar formation in the densely packed Serpens South star cluster.
Researchers have found that young stars in Serpens South form through distinct, episodic growth spurts. CARMA-7 experienced 22 episodes of gravitational push-pull during star formation, indicating a chaotic environment common for star birth.
Research by Herman Aguinis and Kyle Bradley suggests that performance follows a power law distribution, leading to more common star performers. The study recommends transparency, fairness in policies, structuring work, training development interventions, employment decisions, and compensation to effectively manage and produce star perf...
Astronomers at the University of Leeds used ALMA telescope to observe a massive star forming in a similar way to low-mass stars. The discovery suggests that massive stars may form in a disk-like structure, just like low-mass stars, and mirrors their formation process.
A new survey using Japan's Suzaku X-ray satellite reveals that the elements necessary for stars, planets, and people were evenly distributed across the Virgo galaxy cluster at a scale of millions of light-years. This discovery suggests that the chemical makeup of the universe is well mixed, with little variation on the largest scales.
Researchers have developed a new method to probe the internal magnetic fields of red giant stars using asteroseismology. This technique involves analyzing variations in light emitted from a star as due to sound waves from its interior, revealing strong internal magnetic fields in these stars.
Astronomers have spotted a large, rocky object disintegrating in its death spiral around a distant white dwarf star, confirming a long-standing theory behind the source of white dwarf 'pollution' by metals. The system shows signs of surrounding debris disk and at least one compact, rocky object.
Research suggests that tidally locked planets may have protective magnetic fields due to tidal heating, which helps maintain surface conditions conducive to life. This finding challenges the previous assumption that such planets are at mercy of their star.
Researchers found an O-type star, NGC 1624-2, has the largest known magnetosphere, trapping gas and creating a massive aura of hot, dense plasma. The star's powerful stellar winds are up to 100,000 times denser than our Sun's solar wind.
Researchers use the Very Large Telescope Interferometer to study a young star with a large proto-planetary disk. They find a significant gap in the inner regions, suggesting a gravitational influence from forming planets.
A PhD candidate at Queen's University has made a groundbreaking discovery of the first massive binary star with magnetic fields. The research provides new insights into the origin of magnetism in massive stars and may help explain why only 10% of these stars have strong magnetic fields.
Researchers found a distant galaxy cluster producing over 800 solar masses of new stars annually, significantly higher than our Milky Way. The discovery reveals a rare 'wet merger' event where a gas-rich spiral galaxy collides with the massive cluster's central galaxy.
Researchers used the Atacama Large Millimeter/submillimeter Array (ALMA) to locate compact regions within the nearby dwarf irregular galaxy Wolf--Lundmark--Melotte that can emulate larger galaxies' star-forming environments. These discoveries shed light on how dense star clusters can form in low-density, gas-poor galaxies.
Astronomers discovered 'irregular heartbeats' in a dying star, caused by massive outbursts that break its regular pulse and heat up its surface. The phenomenon may reveal new physics behind stellar pulsations and could be triggered by resonance.
Astronomers have detected a self-regulating cycle of star births within elliptical galaxies, with black holes controlling the rate of gas cooling and star formation. The unique capabilities of space telescopes like Hubble allowed researchers to directly observe 'showers' of star formation linked to galaxy jets.
Researchers discovered neutron stars can accelerate material to nearly light speed, rivaling black holes. This finding contradicts previous theories about neutron star behavior.
Astronomers confirm exoplanet orbiting far from its central star using gravitational microlensing, opening new discovery space for long-period orbits. The Uranus-sized planet is about 370 million miles from its parent star, with a host star about 70% as massive as our Sun.
Researchers found that galaxies in the Coma Cluster could have as much as 100 times more dark matter than visible matter, allowing them to survive and thrive. The study used computer simulations to model how these 'dead' galaxies evolved into their current state.
Researchers have discovered a unique binary star system, Gaia14aae, where one star eclipses the other. The system is an important laboratory for studying ultra-bright supernova explosions, which help measure the expansion of the Universe.
Astronomers have discovered a massive cloud of hydrogen, dubbed 'The Behemoth,' evaporating from a warm Neptune-sized planet orbiting a nearby star. The phenomenon may help explain the existence of Hot Super-Earths and provide insights into how planets lose their outer layers.
Researchers have developed a new method to estimate distances to X-ray sources using the geometry of light echoes and dust clouds. By analyzing the timing and deflection of X-rays as they pass through interstellar space, astronomers can calculate the distance to Circinus X-1, a binary system located in the plane of the galaxy.
Astronomers have solved a mystery over blue hook stars, which form when a star's outer layers are destroyed by rapid rotation. The international team found that these stars consume hydrogen fuel more slowly due to their high spin rates.
Researchers have discovered more than 800 'ultra dark galaxies' in the Coma Cluster, which are characterized by their diffuse and extended structure. The galaxies are thought to be enveloped by a massive amount of dark matter, which accounts for over 99% of their total mass.
Astronomers have successfully commissioned a new type of optic that can reveal the image of an exoplanet next to its parent star. The vector-APP coronagraph uses advanced liquid crystal technology to cancel out starlight, allowing fainter planets to be imaged.
A team of astronomers has discovered a massive star cluster in the NGC 5253 dwarf galaxy, containing over 7,000 massive O-type stars. The cluster, dubbed Cloud D, is incredibly efficient at forming stars and creating dust, with a gas cloud rate that is ten times greater than in our own Milky Way.
Researchers have discovered a young planetary system with a ring-like disk of debris surrounding a Sun-like star, sharing similarities with the formation of our own early solar system. The disk is roughly the same size as our solar system's Kuiper Belt and may contain dust and icy particles.
A Maine algal cluster will be formed to capitalize on growing business opportunities in the sustainable energy and food industries. The cluster aims to develop an implementation roadmap to grow the industry and promote a Maine Algae brand.
Astronomers discovered a peculiar Wolf-Rayet star, Nasty 1, with a vast pancake-shaped gas disk encircling it. The disk may have formed from an unseen companion star through mass transfer in a binary system.
A team of astronomers witnessed a supernova smashing into a nearby star, creating an ultraviolet glow that reveals the size of the companion. The study provides new insights into the origin of type Ia supernovae.
The Ohio Supercomputer Center has dedicated the Ruby Cluster, a high-performance computing system built with HP-Intel Xeon Phi technology, to honor Ruby Dee. The cluster boasts an estimated peak performance of 144 TeraFLOPS and will support research collaboration, commercialization, and workforce development across Ohio.
Scientists discover complex organic molecules in a protoplanetary disk surrounding a young star, hinting at the universality of prebiotic chemistry. The presence of these molecules, particularly methyl cyanide, suggests that protoplanetary disks are efficient factories for forming complex organic compounds.
Scientists observed a young, massive star changing shape over 18 years, revealing key stages of its formation. A torus-shaped dusty environment slowed down an initially spherical outflow, resulting in an elongated, beam-like structure.
An international team of astronomers has discovered a hot, dusty cloud of molecular gases in a dwarf galaxy near our own, where over 1 million young stars are forming. The star cluster is buried within a supernebula and contains massive 'O' stars that are a million times brighter than the sun.
Scientists have identified the fastest-moving unbound star in our galaxy, breaking the galactic speed record with a speed of 1,200 kilometers per second. The star, US708, was once part of a double-star solar system and is now expected to leave the Milky Way.
Astronomers spotted a distant supernova split into four images due to the gravity of a massive elliptical galaxy embedded in a cluster. The unique observation will help refine dark matter estimates and study the mass of the lensing galaxy and cluster.
Astronomers have observed a distant star exploding four times due to a massive galaxy cluster, providing a rare opportunity to test Albert Einstein's General Theory of Relativity. The discovery also offers clues about the strength of gravity, dark matter, and dark energy in the universe.
A team of astronomers has discovered a distant star exploding as a supernova, with four images captured by NASA's Hubble Space Telescope. The unique alignment is due to the powerful gravity of a foreground galaxy embedded in a massive cluster, providing a rare opportunity to study dark matter.
Astronomers have used NASA's Hubble Space Telescope to capture the most detailed edge-on picture yet of a large disk of gas and dust encircling Beta Pictoris. The disk is distorted by the gravitational pull of an embedded giant planet, allowing scientists to study the effects of planetary formation on young star systems.
Researchers analyzed the trajectory of Scholz's star and found it passed through the outer Oort Cloud, 98% certain of its close flyby. The star's proximity to our solar system was confirmed, challenging previous predictions for the closest known flyby.
A team of astronomers used ALMA to study a star-forming region in the Sculptor Galaxy, revealing that it is much more massive and dense than similar regions in normal spiral galaxies. This suggests that starburst galaxies are better at forming stars due to their unique stellar nurseries.
Scientists have observed a multiple-star system in its early stages of formation, with three dense condensations that will collapse into stars in just 40,000 years. The system is expected to form a stable triple-star system, with the fourth star potentially leaving the system soon.
An international team of astrophysicists has witnessed the formation of a quadruple star system, consisting of a young star and three gas clouds that will develop into stars in 40,000 years. The system is unstable and prone to interference due to its multiple members.
International team of astronomers observes multiple-star system forming in Perseus constellation, revealing how stars are separated during early stages of formation. The discovery advances understanding of conditions governing the type of star systems to develop.
A NASA engineer is developing a low-cost, off-the-shelf solution to track stars during the day, enabling science operations through the day. The precision attitude sensor uses near-infrared wavelength bands and cameras with filtering capabilities to process data in real-time.
Astronomers have discovered a star that is 11.2 billion years old and has at least five Earth-size planets, revealing that planetary formation occurred throughout the universe's history. The system, Kepler-444, consists of five planets with sizes between Mercury and Venus, orbiting a smaller star than our sun.
An international team of astronomers has discovered a Sun-like star with orbiting Earth-sized planets dating back to the dawn of the Galaxy. The discovery, Kepler-444, hosts five small planets smaller than Mercury and Venus.
Astronomers have discovered a star with three planets only slightly larger than Earth, one of which orbits in the habitable zone where surface temperatures could be moderate enough for liquid water and life to exist. The study found that these planets are about 2.1, 1.7, and 1.5 times the size of Earth.
A recent study published in the journal genesis reveals an intact Hox cluster in the Crown of Thorns starfish, which is a surprising result given the relatively disorganized clusters found in sea urchins. This finding has implications for understanding evolutionary-developmental biology and may suggest new methods for mitigating damage...
The Hubble Space Telescope has observed the faint glow of stars ejected from ancient galaxies torn apart within the Pandora's Cluster. The scattered stars are estimated to contribute approximately 10% of the cluster's brightness and are rich in heavier elements.
Researchers have discovered a 'wheel in a wheel' of dust and gas in the binary star system GG Tau-A, indicating that material is being transferred between the outer and inner disks. This finding has major consequences for potential planet formation, suggesting that multiple-star systems can form planets despite their complicated dynamics.
Researchers at Georgia State University's Center for High Angular Resolution Astronomy observed a nova's early fireball stage and revealed its complex expansion. The study, published in Nature, used the CHARA Array to create high-resolution images of the explosion, shedding new light on the structure of ejected material.
Astronomers at Ohio State University have observed a star narrowly escaping capture by a supermassive black hole, releasing only a small portion of its mass. The event, known as a tidal disruption event (TDE), provides valuable insights into the growth and behavior of black holes in the universe.
Astronomers have discovered a Uranus-like planet 25,000 light-years away, which orbits one star in a binary system. The planet's composition remains unknown due to its immense distance from the star.
New modeling studies show most stars were formed from unstable protostar clusters that broke up, leaving behind single or binary stars. These clusters, however, rarely form stable multi-star systems, instead ejecting stars to achieve stability.
Researchers found a star with extremely low iron content, which could be evidence of the universe's first supernovae. The star's unusual chemical composition supports the theory that massive stars formed in the early universe and exploded as supernovae.
A team of astronomers led by Gastón Folatelli at the Kavli IPMU, University of Tokyo, has found evidence of a hot binary companion star to a yellow supergiant star, which had become a bright supernova. The discovery provides the last link in a chain of observations supporting the team's theoretical picture for this supernova.
Astronomers used computational simulations to show that rapid mixing in cloud formation creates uniform chemical composition among born stars, supporting the idea of 'chemical tagging' and potential discovery of Sun's siblings. The study also found that even clouds without many stars produce similar abundances.
A study published in Nature found that the chemical uniformity of stars in the same cluster is due to turbulent mixing in star-forming clouds. This mixing occurs before much of the gas has turned into stars, resulting in nearly identical chemical signatures among sibling stars.
Astronomers used a global network of radio telescopes to measure the distance to the Pleiades star cluster, resolving a long-standing controversy. The result is a precise measurement of 443 light-years, accurate to within one percent.
Astronomers discovered a star system that could have left behind a 'zombie star' after an unusually weak supernova explosion. The team used Hubble Space Telescope images taken years before the stellar explosion to identify a blue companion star feeding energy to a white dwarf.