A team of astronomers from ICRAR has released new data showing that a galaxy's 'neighbourhood' plays a major role in its evolution over time. The study found that where a galaxy lives strongly influences its shape, size and growth rate in the distant Universe.
A team from the International Centre for Radio Astronomy Research has assembled a record-breaking radio colour image of the Milky Way. The unprecedented level of detail offers new insights into the galaxy's radio emission and structure.
Astronomers searching for evidence of early cosmic light found that the universe was in a warm state before it became visible. The discovery suggests that the universe's brightness increased significantly, marking a pivotal moment in its evolution.
Astronomers have made a groundbreaking discovery of a colossal bridge of neutral hydrogen gas linking two dwarf galaxies. The Virgo cluster plays a significant role in this phenomenon.
A team of astronomers from ICRAR discovered a new type of cosmic phenomenon called ASKAP J1832-0911, which emits pulses of radio waves and X-rays for two minutes every 44 minutes. This is the first time such an object has been detected in X-rays.
Researchers at ICRAR have found that galaxies forming stars rely on the location of atomic hydrogen gas, not its total amount. Higher-resolution observations allowed for unprecedented mapping of gas distribution in 1,000 galaxies.
A new Australian-developed technology has detected mysterious fast radio bursts and neutron stars, improving location data of pulsars. The system, CRACO, sifts through signals from space like sand on a beach to find anomalies.
Researchers from the International Centre for Radio Astronomy Research have discovered a possible explanation for a rare and mysterious stellar event. By conducting a meta-analysis of existing data, they were able to identify key factors contributing to this phenomenon, shedding light on its underlying mechanisms.
Astronomers have produced the first high-resolution map of a massive explosion in a nearby galaxy, revealing a gas outflow that would take 20,000 years to travel across the galaxy. The discovery provides important clues on how space between galaxies is polluted with chemical elements.
An international team of astronomers has discovered 49 new gas-rich galaxies, expanding our understanding of the universe. The detection was made possible by the MeerKAT radio telescope in South Africa, which allowed for rapid identification of HI-rich galaxy groups.
Researchers have produced the most sensitive radio image ever of a globular cluster, capturing detailed information about tightly-packed stars. The imaging technique allowed for unprecedented views of the cluster's central compact radio source and surrounding stellar environment.
A recent study has found that high school science courses in Australia fail to mention the contributions of women in STEM, instead focusing on a male-centric narrative. This omission has significant implications for inspiring future generations of female scientists and engineers.
An international team of astronomers has discovered a new type of stellar object that challenges our understanding of the physics of neutron stars. The newly discovered object, named GPM J1839−10, emits radio waves every 22 minutes, making it the longest period magnetar ever detected.
Scientists at ICRAR have identified tantalizing evidence of magnetic fields in the universe's largest cosmic structures. This breakthrough suggests that magnetic forces play a significant role in shaping the cosmos.
Researchers used AI to classify galaxies by their shape, leveraging the EAGLE simulation. The study suggests spiral galaxies lose gas as they merge with other galaxies, transforming into elliptical shapes. The findings bring together various pieces of research, providing a new understanding of galaxy evolution and morphology.
The WALLABY survey has mapped over 600 galaxies, including many new discoveries, and will catalog over a quarter of a million galaxies to measure dark-matter distribution and galaxy evolution. The radio telescope's ability to peer through stars and dust in the Milky Way enables scientists to study the universe at unprecedented scales.
Researchers at the International Centre for Radio Astronomy Research in Western Australia have made a breakthrough in hi-tech communications by developing a technology that can correct for atmospheric turbulence. This allows for superior optical wireless transmission, reducing reliance on slower radio transmission.
A team of astronomers led by Dr Marcin Glowacki have detected the most distant megamaser ever observed, with light traveling 58 trillion kilometers from its location at five billion light years from Earth. The megamaser is thought to be created when two galaxies collide, triggering a beam of concentrated light.
A team of astronomers has discovered a mysterious object releasing giant bursts of energy three times an hour, which could be a neutron star or white dwarf with an ultra-powerful magnetic field. The object is incredibly bright and smaller than the Sun, emitting highly-polarised radio waves.
Astronomers captured the most comprehensive image of radio emission from a supermassive black hole in the Centaurus A galaxy, powered by in-falling gas. The eruption extends eight degrees across the sky, spanning 16 full moons, and reveals spectacular new details of the radio emission.
A team of astronomers has developed a new technique to detect active black holes in galaxies, measuring their impact on galaxy evolution. The method can be applied to millions of galaxies, searching for bright supermassive black holes at the centre of galaxies and studying their effect on star formation.
Using Arecibo's observations of nearby galaxies, researchers have found that the relationship between a galaxy's mass and rotation speed is not as straightforward as previously thought. The study provides a constraint for future researchers to develop theories on how galaxies evolve.
Astronomers have discovered a pulsar, a dense and rapidly spinning neutron star sending radio waves into the cosmos. The finding is significant as it hints at a large population of pulsars awaiting discovery in the Southern Hemisphere, with the potential to be detected by the Square Kilometre Array telescope.
An Australian-Italian team used the Murchison Widefield Array telescope to observe a cluster of galaxies in Abell 2877. The team discovered a radio 'jellyfish' structure with a steep spectrum that challenges current understanding. The discovery was made possible by the unique low-frequency capabilities of the MWA.
Research reveals large galaxies steal molecular gas from smaller satellite galaxies, impacting star formation rates. The study provides new systematic evidence of gas loss through ram pressure stripping, leading to galaxy stagnation without gas acquisition.
Cygnus X-1 contains a 21-solar mass black hole, challenging how astronomers thought they formed. The black hole is more than 20 times the mass of our Sun, with its spin approaching the speed of light.
Scientists have achieved a record-breaking transmission of a laser signal through the atmosphere, eliminating turbulence. This breakthrough enables precise time comparisons and has exciting applications in fundamental physics research, including testing Einstein's theory of general relativity.
An international team led by The University of Western Australia has been shortlisted for the prestigious Gordon Bell Prize for outstanding achievement in high-performance computing. The team developed data pipelines for the future Square Kilometre Array (SKA) telescope and achieved record-breaking performance on the Summit supercomputer.
A new optical communications ground station is being built in Western Australia to receive high-speed data transmissions from space. The station will be part of a larger network and support groundbreaking projects, including NASA's Artemis mission.
Researchers reconstruct when most stars formed in the Universe, agreeing with telescope observations for the first time. They use a new algorithm to model energy and wavelengths of light coming from 7000 nearby galaxies.
Astronomers used the Murchison Widefield Array (MWA) telescope to scan a patch of sky known to include at least 10 million stars. The study found no technosignatures, or signs of powerful radio emissions that could indicate intelligent life.
Researchers have found all of the missing 'normal' matter in the vast space between stars and galaxies, using fast radio bursts. The phenomenon allowed them to directly detect the missing matter, which is equivalent to only one or two atoms in a room the size of an average office.
A radio telescope in the Western Australian outback has captured a new view of the Milky Way's centre, revealing remnants of 27 massive stars that exploded as supernovae. The data comes from the GaLactic and Extragalactic All-sky MWA survey, which used low-frequency radio waves to map the sky.
Astronomers have found that a distant galaxy is nestled in a serene ocean of gas, defying expectations and providing new insights into the composition of galaxy halos. The discovery was made possible by a new technique involving fast radio bursts, which allowed researchers to study the gas directly.
Astronomers have discovered rapidly swinging jets from a black hole in V404 Cygni, behaving in a way never seen before. The jets are thought to be caused by the misalignment of the accretion disk and the black hole, resulting in a wobble-like motion.
Researchers have developed an AI bot named ClaRAN to identify galaxies emitting powerful radio jets from supermassive black holes. The system uses machine learning to spot complex galaxy structures, reducing manual classification by human astronomers.
Astronomers have discovered that fast radio bursts, which are exceptionally bright flashes of energy coming from deep space, do not emit at low frequencies. The Murchison Widefield Array and Australian SKA Pathfinder telescopes were synchronized to observe the same point in the sky, allowing researchers to capture the same view and gai...
A team of astronomers used the Moon as a reference point to measure the brightness of the Milky Way, helping them detect faint signals from hydrogen atoms in the infant Universe. This detection could confirm or refute theoretical models of the Universe's early evolution.
Researchers detected 20 fast radio bursts in a year, nearly doubling the worldwide total since their discovery in 2007. The bursts originate from halfway across the Universe, with their incredible energy equivalent to the Sun's release over 80 years.
Researchers observed a strongly magnetized accreting X-ray pulsar using the Karl G. Jansky Very Large Array and NASA's Swift space telescope. The discovery reveals a new class of jet-producing sources, contradicting previous expectations about strong magnetic fields.
Researchers suggest the Large Magellanic Cloud may have engulfed a third luminous galaxy, explaining why stars in the cloud rotate at different rates. This phenomenon could also help explain the 'age-gap' problem observed in the cloud, where there are very old and young star clusters.
Researchers used the Murchison Widefield Array to observe radiation from cosmic rays in two neighboring galaxies, detecting areas of star formation and remnants from past supernovae. The study provides insights into the rate of star formation in these galaxies, shedding light on their unique features.
Astronomers have discovered that all galaxies rotate at the same rate, with a sharp edge containing older stars, gas, and young stars. This regularity helps understand galaxy mechanics, enabling more efficient observations and reduced processing power.
Researchers have discovered that the Milky Way and Andromeda galaxies are roughly the same size, with Andromeda being 800 billion times heavier than the Sun. This finding challenges previous estimates of dark matter in the Andromeda galaxy and suggests that scientists may need to revise their understanding of the local group.
Researchers used two radio telescopes and several optical telescopes to study the complex mechanisms fueling jets in Centaurus A, a nearby radio galaxy. They found evidence of a galactic wind and stars existing further out than previously thought.
Australian scientist Dr. Tobias Westmeier has created the most detailed map ever of high-velocity gas clouds in the Universe, revealing over 13% of the sky is covered by these mysterious clouds. The map shows gas clouds moving at speeds of up to a few hundred kilometers per second and provides new clues about their origin.
Researchers found that atomic hydrogen makes up a majority of gas in younger galaxies, contradicting expectations. This discovery has significant implications for our understanding of the early Universe and the role of cold gas in star formation.
Astronomers have found evidence of a star that whips around a likely black hole twice an hour, marking the tightest orbital dance ever seen by a black hole and a companion star in our own Milky Way galaxy. The stellar couple is located in the globular cluster 47 Tucanae, about 14,800 light years away from Earth.
Researchers have discovered young stars in old star clusters, suggesting that our current models of stellar evolution may be incorrect. This finding could mean that star clusters contain multiple generations of stars.
A global team of researchers found that ram-pressure stripping is more prevalent than thought, driving gas from galaxies and preventing star formation. The study reveals that this process is potentially the dominant way galaxies are quenched by their surrounds, leading to an early death.