Astronomers at UMass Amherst and UT at Austin identify the most distant galaxy, with a redshift parameter of z = 7.51, indicating it is 700 million years old. The discovery challenges theories on galaxy formation and suggests intense star-forming galaxies may be more common than thought.
Researchers detect z8_GND_5296 galaxy using Hubble Space Telescope data, revealing universe's earliest conditions. The discovery sheds light on the era when the universe transitioned from opaque to translucent state.
Researchers use spectroscopy to confirm distance of newly discovered galaxy, z8-GND-5296, which forms stars at a rate ~300 times that of the Milky Way. The discovery sheds light on the earliest formation of galaxies and provides insights into the evolution of galaxies throughout the universe's age.
The recently discovered ultra-compact dwarf galaxy M60-UCD1 has a density of stars about 15,000 times greater than in the Milky Way. The galaxy's central bright X-ray source suggests a massive black hole weighing 10 million times the sun's mass.
Astronomers have found the most crowded galaxy in our part of the universe, M60-UCD1, packed with an extraordinary number of stars. The ultra-compact dwarf galaxy is estimated to be about 10 billion years old and has a density of stars about 15,000 times greater than Earth's neighborhood.
A crowdsourcing project, Galaxy Zoo 2, has produced a 10 times larger galaxy catalog than any previous one. Over 16 million galaxy classifications were gathered, representing about 57 million computer clicks, and over 300,000 galaxies were included in the catalog.
Astronomers have discovered a massive population of globular clusters within Abell 1689, the largest number ever found. The study reveals that this galaxy cluster could contain over 160,000 globulars, with 10,000 identified in Hubble observations.
Researchers Struck and Elmegreen found that the gravitational pull of young galaxy clumps is responsible for the smooth universal brightness profile in older disk galaxies. This process takes a few hundred million years to a few billion years, scattering stars from their original orbits.
Astronomers have found strong evidence that a galaxy's central black hole is blowing massive amounts of gas out of the galaxy, limiting its growth and rate of star formation. The process, observed in a galaxy called 4C12.50, is thought to be key to understanding how galaxies develop and regulate the growth of their central black holes.
A UCLA/USC study finds that a patient-centered model with round-the-clock access and coordinated care improves patient satisfaction to 65% and physician satisfaction to 51%. The Galaxy Health program also shows promise for encouraging more medical school graduates to enter primary care.
Astronomers have created time-lapse movies of a jet of superheated gas emanating from a supermassive black hole at the center of galaxy M87. The research team analyzed Hubble data to study the details of this process in understanding galaxy formation and black hole physics.
Astronomers at Durham University developed a new way to measure supermassive black holes' spin, which is linked to their role in driving galaxy growth. The technique uses the distance between a black hole and its feeding disc to estimate spin.
Astronomers have observed the Sculptor Galaxy (NGC 253) producing an outflow of molecular gas, curtailing its ability to form new stars. The galaxy's starburst region is shedding massive amounts of gas, with a total mass estimated to be nine times that of our Sun each year.
Researchers using ALMA discovered that Sculptor Galaxy is expelling massive concentrations of cold gas through galactic winds, depriving the galaxy of fuel for new stars. This phenomenon may explain why few high-mass galaxies are observed in the cosmos, as starburst-driven winds recycle rather than remove star-forming material.
Astronomers using ALMA telescope discover billowing columns of cold gas fleeing nearby starburst galaxy NGC 253. The gas is likely being ejected due to intense pressure from young stars, potentially explaining the mystery of missing high-mass galaxies.
A new UMD-led study suggests that a burst of star formation in galaxies can blow out most of the remaining gas, resulting in a long period of starvation. This process is crucial in understanding the universe's surprising paucity of high-mass galaxies.
A team of astrophysicists discovered the extent to which quasars and black holes shape their galaxies. They found that quasar radiation can illuminate gas up to a galaxy's boundaries, influencing star formation and galaxy growth. The study uses observations from the Southern African Large Telescope and NASA's WISE space telescope.
Astronomers have tracked the orbital motion of 33,000 stars in one of the Galaxy's oldest globular clusters, offering new insights into the formation of the Milky Way. The study reveals two distinct generations of stars within globular cluster 47 Tucanae, differing in age by 100 million years.
A team of astronomers has spotted a distant galaxy consuming nearby gas, which fuels star formation and drives rotation. This discovery supports the theory that galaxies pull in material to grow and form stars.
Astronomers have observed a galaxy feeding on material from its surroundings, shedding light on galaxy formation. The study used ESO's VLT to analyze the properties of gas around the galaxy, providing unique insights into the growth of galaxies.
A team of researchers studied an early galaxy using the ESO Very Large Telescope and Hubble Space Telescope, determining its size, mass, element content, and star formation rate. The study found that the galaxy contained a high proportion of heavier elements, similar to those in the centre and outer parts of the galaxy.
Researchers led by CU-Boulder's John Stocke discovered normal spiral galaxies are surrounded by massive gas halos extending up to 1 million light-years in diameter, much larger than previously estimated. These findings have significant consequences for galaxy evolution and provide new insights into the formation process of stars.
Messier 61 is a massive spiral galaxy with a diameter of 100,000 light-years, located 55 million light-years from Earth. The galaxy features six supernovae, making it one of the top galaxies for supernova observations.
The colliding galaxy duo Arp 142 features a star-forming spiral galaxy NGC 2936 with a compressed gas core triggering new star formation. The elliptical companion NGC 2937 is warped by the encounter, but shows little effect from gravitational pull.
Researchers have discovered a tiny dwarf galaxy, Segue 2, with only 1,000 stars, offering insights into the formation of iron and other elements crucial for human life. The galaxy's size and weight are its most striking features, challenging astronomers' understanding of structure formation in the universe.
A team of scientists at the University of California, Irvine, has discovered a rare mega-galaxy dubbed HXMM01, which is 10 times larger than the Milky Way. The galaxy was formed after a 11-billion-year collision between two young galaxies and is rapidly fading away due to its own cataclysmic birth.
Astronomers discovered a rare galaxy that turns gas into stars with near 100% efficiency, outperforming even the most efficient engines. This highly tuned galaxy forms stars at a rate hundreds of times faster than our Milky Way, with the majority of its starlight emitted by a small region.
A team of astronomers has discovered a massive galaxy producing stars at an unprecedented rate of 2,000 times greater than the Milky Way. This 'maximum-starburst' galaxy, called HFLS3, is the earliest known starburst galaxy, dating back to 880 million years after the Big Bang.
Astronomers have uncovered a massive star factory in the universe's youth, producing stars at a rate 2,000 times that of our Milky Way. The galaxy, HFLS3, has a reservoir of gas and dust, with over 40 billion stars and 100 billion tons of gas.
Astronomers have discovered signs of star formation perilously close to the supermassive black hole at the center of the Milky Way Galaxy. The ALMA telescope detected jets of material bursting out of dense clouds of gas and dust, indicating the formation of young stars.
Astronomers at CU-Boulder used the Hubble Space Telescope to study a quasar's impact on early universe conditions. The team found that 'sideline quasars' likely teamed up with the bright quasar to heat helium gas, preventing small galaxy formation.
Astronomers have discovered a young supernova remnant, G306.3.9, located in the central regions of the Milky Way galaxy, estimated to be around 2,500 years old. The Swift and Chandra X-ray satellites detected the object, which is one of the 20 youngest known remnants identified.
Researchers have measured the distance to our nearest neighbor galaxy, the Large Magellanic Cloud, using rare eclipsing binaries. The new measurement refines an astronomical calculation that helps measure the expansion of the universe, decreasing uncertainty in the Hubble constant.
Astronomers have captured a striking image of a spiral galaxy distorted by gravitational lensing, resembling an alien from the classic computer game 'Space Invaders'. The foreground cluster of galaxies acts as a natural lens to magnify and brighten light from background galaxies, creating this surreal landscape.
Researchers used Modified Newtonian Dynamics (MOND) to predict velocity dispersion in faint dwarf galaxies of Andromeda. In 16 out of 17 cases, their predictions matched the measured velocity dispersions, suggesting that MOND may be a viable alternative to dark matter.
Astronomers Robert Gendler and Jay GaBany combined archival Hubble images with their own ground-based observations to create a detailed photo illustration of the galaxy. The resulting image reveals the optical component of the galaxy's 'anomalous arms' and provides insights into the galaxy's structure and composition.
Researchers used a CSIRO radio telescope to measure the temperature of an unnamed galaxy 7.2 billion light-years away, finding it was 5.08 Kelvin (-267.92 degrees Celsius). This confirms the Big Bang theory's prediction that the Universe's temperature drops smoothly as it expands.
Researchers at Case Western Reserve University have discovered a faint dwarf galaxy and another possible young dwarf galaxy in the constellation Ursa Major. They also found evidence pointing to two already known dwarf galaxies as probable forces that pulled the pinwheel-shaped disk galaxy, M101, out of shape.
The team used archival data from NASA's GALEX mission to study the galaxy's size and structure. They discovered a tidal dwarf candidate in the northeastern arm, which is bright in ultraviolet light and contains hot young stars less than 200 million years old.
Astronomers have discovered hundreds of previously-unknown sites of massive star formation in the Milky Way, including the most distant such objects yet found. These regions serve as markers of the Galaxy's structure and help refine its understanding.
Astronomers discovered a massive outburst in NGC 660, a spiral galaxy 44 million light-years away. The outburst was ten times brighter than the largest supernova and is likely caused by material pulled into a supermassive black hole at the center of the galaxy.
Astronomers have found gamma-ray flares originating 70 light-years away from a galaxy's central black hole, contradicting the long-held theory that such events occur only close to the black hole. The 2011 flares from galaxy 4C +71.07 provide the clearest evidence of this phenomenon.
Farhad Zadeh has discovered a new tool for detecting dusty clouds and stars using radio waves, allowing astronomers to image exotic features in the galaxy's center. The technique reveals dark features that indicate interactions between cold gas clouds and hot radiation fields.
A Caltech-led team estimated that there are at least 100 billion planets in the galaxy, with one planet per star, based on their analysis of the Kepler-32 system. The planets in this system are typical of those found around M-dwarf stars and may represent the majority of planets in the galaxy.
Astronomers have detected giant outflows of charged particles from the center of our galaxy, stretching across half the sky and emitting an enormous amount of energy. The outflows were found to be driven by star formation and are carrying strong magnetic fields that may play a key role in generating the galaxy's overall magnetic field.
Astronomers have discovered a microquasar in the Andromeda Galaxy, a black hole devouring material from a companion star. The discovery provides opportunities for detailed studies to unravel the mystery of microquasars and their physics.
Astronomers have detected radio-emitting jets from a stellar-mass black hole outside our galaxy, providing insight into extreme accretion rates. The discovery sheds light on the nature of ultraluminous X-ray sources and their connection to black hole binaries.
Astronomers have identified a new class of galaxies, known as green beans, which are rare and display the largest and brightest glowing regions ever found. These giant glows are thought to be echoes from when the central black hole was more active in the past, providing valuable insights into galaxy evolution.
Astronomers have discovered a black hole with 17 billion solar masses in the heart of a small galaxy, NGC 1277. This massive object challenges current models of galaxy evolution and could be the largest known black hole of its kind.
The study uses combined imaging power to unveil spectacular jets of the galaxy, powered by a 2.5-billion-solar-mass central black hole. The jets exhibit unusual ring-like structures and are composed of high-energy plasma beams, subatomic particles, and magnetic fields.
Astronomers used the Hobby-Eberly Telescope to measure a massive black hole in galaxy NGC 1277 with a mass 17 billion Suns, rewriting theories on black hole formation. This unusual finding comes from a survey of the most massive galaxies in the universe.
Astronomers have discovered a distant galaxy, MACS0647-JD, which offers a glimpse into the early universe 420 million years after the Big Bang. The galaxy was magnified by a massive cluster using gravitational lensing, revealing three images of the same object.
Astronomers have found a galaxy whose light traveled 13.3 billion years to reach Earth, offering a glimpse into the universe's early stages. The newly discovered galaxy, MACS0647-JD, is only a tiny fraction of the size of our Milky Way and may be one of many building blocks of a galaxy.
Astronomers discovered a quasar hidden behind a dusty galaxy, where no starlight is visible due to intense dust blocking. The James Webb Space Telescope will help detect the underlying stars, which were not seen by Hubble.
Centaurus A, a well-known elliptical galaxy, has been found to harbor a gassy spiral in its center, defying traditional classifications. The discovery was made possible by the use of the Submillimeter Array radio telescope, which revealed two distinct spiral arms within the galaxy's core.
Astronomers discover that massive galaxies with 100 billion stars are growing denser due to repeated collisions and mergers. The study used gravitational lenses to analyze the mass distribution in these galaxies, finding that major collisions between large galaxies lead to increased mass density at their centers.
NASA's Swift satellite detected a rising tide of high-energy X-rays from a source near the center of the Milky Way galaxy, announcing the presence of a new stellar-mass black hole. The discovery was made using the Burst Alert Telescope and X-ray Telescope on Swift.
The study reveals a massive halo of hot gas extending hundreds of thousands of light-years around the Milky Way, with an estimated mass of over 10 billion suns. The discovery may solve the long-standing 'missing baryon' problem in galaxy research.
Astronomers have detected a potentially most distant galaxy ever seen, offering a glimpse into the universe's earliest epochs. The galaxy, observed through gravitational lensing, has a redshift of 9.6 and is estimated to be less than 200 million years old.
A team of astronomers has spotted a potentially most distant galaxy ever detected, which existed 500 million years after the Big Bang. The discovery opens up a window into the deepest, remotest epochs of cosmic history, providing insights into the universe's earliest objects and the Dark Ages.