Galaxies News

December 23, 2024

Top Headlines

Clever Trick to Cook Stars Like Christmas Pudding Detected for First Time

Dec. 19, 2024 — Researchers have found evidence of magnetic fields associated with a disc of gas and dust a few hundred light-years across deep inside a system of two merging galaxies known as Arp220. They say these regions could be the key to making the centres of ...

Supermassive Black Holes Halt Rapid Construction in an Ancient Celestial City

Dec. 18, 2024 — Galaxy clusters -- the big cities of the universe -- are home to many giant elliptical galaxies that have completed their growth and are not forming stars. However, it is still unclear what has shut ...

Binary Star Found Near Our Galaxy's Supermassive Black Hole

Dec. 17, 2024 — An international team of researchers has detected a binary star orbiting close to Sagittarius A*, the supermassive black hole at the centre of our galaxy. It is the first time a stellar pair has been found in the vicinity of a supermassive black ...

Astrophysicists Capture Astonishing Images of Gamma-Ray Flare from Supermassive Black Hole M87

Dec. 13, 2024 — The galaxy M87, located in the Virgo constellation, provided the first-ever photo of a black hole in 2019, when the Event Horizon Telescope captured an image of the supermassive black hole at the ...

Latest Headlines

updated 11:03pm EST

A New Galaxy, Much Like Our Own

Dec. 11, 2024 — Stunning new photographs by a team of astronomers have revealed a newly forming galaxy that looks remarkably similar to a young Milky Way. The extraordinary images give us an unprecedented picture of ...

Black Hole Debate Settled? Stellar-Mass Black Holes Found at the Heart of the Milky Way's Largest Star Cluster

Dec. 9, 2024 — Could a decades-long debate about the mysterious movements of stars in Omega Centauri, the largest star cluster in the Milky Way, finally be ...

Astronomers Witness the in Situ Spheroid Formation in Distant Submillimetre-Bright Galaxies

Dec. 5, 2024 — Researchers have used the ALMA telescope and found old elliptical galaxies in the universe can form from intense star formation within early galaxy ...

Astronomers Close to Solving Mystery of How Universe's Giant Galaxies Formed

Dec. 4, 2024 — Astrophysicists find the birth sites of gigantic elliptical galaxies which they say gives new clues about how they were formed. The galaxies look ...

Novel Supernova Observations Grant Astronomers a Peek Into the Cosmic Past

Nov. 25, 2024 — An international team of researchers has made new observations of an unusual supernova, finding the most metal-poor stellar explosion ever ...

3.2 Million Km/h Galaxy Smash-Up

Nov. 21, 2024 — A massive collision of galaxies sparked by one travelling at a scarcely-believable 2 million mph (3.2 million km/h) has been seen in unprecedented detail by one of Earth's most powerful telescopes. ...

Astronomers Take the First Close-Up Picture of a Star Outside Our Galaxy

Nov. 21, 2024 — While astronomers have taken about two dozen zoomed-in images of stars in our galaxy, unveiling their properties, countless other stars dwell within other galaxies, so far away that observing even ...

Three Galactic 'Red Monsters' in the Early Universe

Nov. 13, 2024 — Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was ...

Astronomers' Theory of How Galaxies Formed May Be Upended

Nov. 12, 2024 — The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming ...

Astrophysicists Use Echoes of Light to Illuminate Black Holes

Nov. 7, 2024 — Researchers have developed an innovative technique to search for black hole light echoes. Their novel method, which will make it easier for the mass and the spin of black holes to be measured, ...

Team Unlocks New Insights on Pulsar Signals

Nov. 26, 2024 — Results showed that in almost all cases, measured bandwidths were higher than predictions by widely used models of the galaxy, highlighting a need for updates to current ISM density ...

Mighty Radio Bursts Linked to Massive Galaxies

Nov. 6, 2024 — Researchers have uncovered where FRBs are more likely to occur in the universe -- massive star-forming galaxies rather than low - mass ...

New ESO Image Captures a Dark Wolf in the Sky

Oct. 31, 2024 — For Halloween, the European Southern Observatory (ESO) reveals a spooktacular image of a dark nebula that creates the illusion of a wolf-like silhouette against a colourful cosmic backdrop. Fittingly ...

Astronomers Detect Ancient Lonely Quasars With Murky Origins

Oct. 17, 2024 — Astronomers observed ancient quasars that appear to be surprisingly alone in the early universe. The findings challenge physicists' understanding of how such luminous objects could have formed ...

'Inside-Out' Galaxy Growth Observed in the Early Universe

Oct. 11, 2024 — Astronomers have used the NASA/ESA James Webb Space Telescope (JWST) to observe the 'inside-out' growth of a galaxy in the early universe, only 700 million years after the Big ...

Space Oddity: Most Distant Rotating Disc Galaxy Found

Oct. 7, 2024 — Researchers have discovered the most distant Milky-Way-like galaxy yet observed. Dubbed REBELS-25, this disc galaxy seems as orderly as present-day galaxies, but we see it as it was when the Universe ...

In Odd Galaxy, NASA's Webb Finds Potential Missing Link to First Stars

Oct. 3, 2024 — Looking deep into the early universe with NASA's James Webb Space Telescope, astronomers have found something unprecedented: a galaxy with an odd light signature, which they attribute to its gas ...

Our Cosmic Neighborhood May Be 10x Larger

Sep. 27, 2024 — The Cosmicflows team has been studying the movements of 56,000 galaxies, revealing a potential shift in the scale of our galactic basin of ...

ESO Telescope Captures the Most Detailed Infrared Map Ever of Our Milky Way

Sep. 26, 2024 — Astronomers have published a gigantic infrared map of the Milky Way containing more than 1.5 billion objects -- the most detailed one ever made. Using the European Southern Observatory's VISTA ...

NASA's Hubble Finds That a Black Hole Beam Promotes Stellar Eruptions

Sep. 26, 2024 — In a surprise finding, astronomers using NASA's Hubble Space Telescope have discovered that the blowtorch-like jet from a supermassive black hole at the core of a huge galaxy seems to cause ...

How Special Is the Milky Way Galaxy?

Sep. 25, 2024 — The SAGA Survey just published three new research articles that provide us with new insights into the uniqueness of our own Milky Way Galaxy after completing the census of 101 satellite systems ...

Webb Discovers 'Weird' Galaxy With Gas Outshining Its Stars

Sep. 25, 2024 — The discovery of a 'weird' and unprecedented galaxy in the early Universe could 'help us understand how the cosmic story began', astronomers say. GS-NDG-9422 (9422) was found ...

Magnifying Deep Space Through the 'Carousel Lens'

Sep. 18, 2024 — A newly discovered cluster-scale strong gravitational lens, with a rare alignment of seven background lensed galaxies, provides a unique opportunity to study ...

Gargantuan Black Hole Jets Are Biggest Seen Yet

Sep. 18, 2024 — Astronomers have spotted the biggest pair of black hole jets ever seen, spanning 23 million light-years in total length. That's equivalent to lining up 140 Milky Way galaxies back to ...

NASA's Webb Provides Another Look Into Galactic Collisions

Sep. 18, 2024 — Astronomers examined galaxy Arp 107 which has revealed a wealth of information about star-formation and how two galaxies collided hundreds of million years ago. Arp 107 is located 465 million ...

More Black Holes Than Expected in the Early Universe

Sep. 17, 2024 — With the help of NASA's Hubble Space Telescope, an international team of scientists has found more black holes in the early universe than has previously been reported. The new result can help ...

Astronomers Detect Black Hole 'Starving' Its Host Galaxy to Death

Sep. 16, 2024 — Astronomers have used the NASA/ESA James Webb Space Telescope to confirm that supermassive black holes can starve their host galaxies of the fuel they need to form new ...

NASA's Webb Peers Into the Extreme Outer Galaxy

Sep. 12, 2024 — Astronomers have directed NASA's James Webb Space Telescope to examine the outskirts of our Milky Way galaxy. Scientists call this region the Extreme Outer Galaxy due to its location more than ...

AI Helps Distinguish Dark Matter from Cosmic Noise

Sep. 6, 2024 — An AI-powered tool can distinguish dark matter's elusive effects from other cosmic phenomena, which could bring us closer to unlocking the secrets of dark ...

Massive Merger: Study Reveals Evidence for Origin of Supermassive Black Hole at Galaxy's Center

Sep. 6, 2024 — Researchers have discovered compelling evidence suggesting that the supermassive black hole at the center of our Milky Way galaxy, known as Sagittarius A* (Sgr A*), is likely the result of a past ...