Galaxies News

January 19, 2026

Top Headlines

Inside the Mysterious Collapse of Dark Matter Halos

Jan. 19, 2026 Physicists have unveiled a new way to simulate a mysterious form of dark matter that can collide with itself but not with normal matter. This self-interacting dark matter may trigger a dramatic collapse inside dark matter halos, heating and ...

Subaru Telescope Reveals a Hidden Giant Planet

Dec. 22, 2025 Astronomers have uncovered a massive hidden planet and a rare “failed star” by combining ultra-precise space data with some of the sharpest ground-based images ever taken. Using the Subaru Telescope in Hawaiʻi, the OASIS survey tracked subtle ...

AI Creates the First 100-billion-star Milky Way Simulation

Nov. 16, 2025 Researchers combined deep learning with high-resolution physics to create the first Milky Way model that tracks over 100 billion stars individually. Their AI learned how gas behaves after supernovae, removing one of the biggest computational ...

Astronomers Just Captured the Sharpest View of a Distant Star Ever Seen

Oct. 25, 2025 A UCLA-led team has achieved the sharpest-ever view of a distant star’s disk using a groundbreaking photonic lantern device on a single telescope—no multi-telescope array required. This technology splits incoming starlight into multiple ...

The Universe’s First Radio Waves Could Reveal Dark Matter

Oct. 25, 2025 Researchers propose that hydrogen gas from the early Universe emitted detectable radio waves influenced by dark matter. Studying these signals, especially from the Moon’s radio-quiet environment, could reveal how dark matter clumped together ...

Harvard Astrophysicist Suggests Mysterious Interstellar Object May Be an Alien Probe

Oct. 15, 2025 3I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some researchers suggest it could even be alien-made, drawing comparisons to probes ...

An Interstellar Visitor Lights Up the Red Planet’s Sky

Oct. 12, 2025 ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant object revealed a glowing coma as it was heated by the Sun. Researchers are still studying the data to understand its makeup ...

A Star Torn Apart by a Black Hole Lit Up the Universe Twice

Aug. 22, 2025 Astronomers using AI have captured a once-in-a-lifetime cosmic event: a massive star’s violent death triggered by its black hole companion. The explosion, known as SN 2023zkd, not only produced a brilliant supernova but also shocked scientists by ...

AI Reveals Milky Way’s Black Hole Spins Near Top Speed

June 15, 2025 AI has helped astronomers crack open some of the universe s best-kept secrets by analyzing massive datasets about black holes. Using over 12 million simulations powered by high-throughput computing, scientists discovered that the Milky Way's central ...

Black Holes Could Act as Natural Supercolliders -- And Help Uncover Dark Matter

June 5, 2025 Supermassive black holes might naturally replicate the colossal energies of man-made particle colliders possibly even revealing dark matter offering a cosmic shortcut to discoveries that would ...

Webb Reveals the Surprising Origin of Ultra-hot Exoplanet WASP-121b

June 2, 2025 WASP-121b may have been born in a frozen zone and later migrated into its current inferno-like orbit. A surprise discovery of methane in the wrong place suggests intense vertical winds are reshaping how we understand planetary ...

Scientists Discover New Evidence of Intermediate-mass Black Holes

May 30, 2025 A series of studies sheds light on the origins and characteristics of intermediate-mass black ...

Latest Headlines

updated 10:58am EST

The Ring Nebula Is Hiding a Giant Structure Made of Iron

Jan. 18, 2026 A huge bar of iron has been discovered lurking inside the iconic Ring Nebula. The structure is enormous, spanning hundreds of times the size of Pluto’s orbit and containing a Mars-sized amount of ...

Those Strange Red Dots in James Webb Images Finally Have an Explanation

Jan. 16, 2026 For years, strange red dots in James Webb images left scientists puzzled. New research shows they are young black holes hidden inside dense clouds of gas, glowing as they devour their surroundings. ...

Astronomers Discover Stars Don’t Spread Life’s Ingredients the Way We Thought

Jan. 12, 2026 Scientists observing the red giant star R Doradus have found that starlight isn’t strong enough to drive its stellar winds, overturning a ...

10 Quintillion Hydrogen Bombs Every Second: Webb Detects Massive Galactic Eruption

Jan. 10, 2026 Scientists have discovered an enormous stream of super-hot gas erupting from a nearby galaxy, driven by a powerful black hole at its center. The jets ...

Betelgeuse Has a Hidden Companion and Hubble Just Caught Its Wake

Jan. 10, 2026 Astronomers have uncovered the long-hidden cause behind Betelgeuse’s strange behavior: a small companion star carving a visible wake through the giant’s vast atmosphere. Using nearly eight years ...

Astronomers Find a Ghost Galaxy Made of Dark Matter

Jan. 9, 2026 Hubble has revealed a strange cosmic object called Cloud-9, a dark matter–dominated cloud with no stars at all. Scientists believe it is a “failed galaxy,” a leftover building block from the ...

A White Dwarf’s Cosmic Feeding Frenzy Revealed by NASA

Jan. 8, 2026 Using NASA’s IXPE, astronomers captured an unprecedented view of a white dwarf star actively feeding on material from a companion. The data revealed giant columns of ultra-hot gas shaped by the ...

Something Was Pumping Enormous Energy Into a Young Galaxy Cluster

Jan. 7, 2026 Scientists have detected a surprisingly hot galaxy cluster dating back to the universe’s infancy. The cluster formed far earlier and burned far hotter than current models predict. Researchers ...

What Looked Like a Planet Was Actually a Massive Space Collision

Jan. 7, 2026 Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between large space rocks. One of these clouds was even mistaken for a planet before ...

NASA’s Webb Telescope Just Discovered One of the Weirdest Planets Ever

Jan. 1, 2026 A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this Jupiter-mass world has a bizarre carbon-rich atmosphere filled with soot clouds ...

Astronomers Ring in the New Year With a Stunning Galaxy Collision

Dec. 31, 2025 The Champagne Cluster is a rare and beautiful example of two galaxy clusters smashing together. Its festive name comes from both its New Year’s Eve discovery and its bubbly appearance in space. ...

A Christmas Tree 80 Light-Years Wide Appears in Space

Dec. 25, 2025 This Christmas, astronomers are highlighting a spectacular region of space that looks remarkably like a glowing holiday tree. Known as NGC 2264, this distant star-forming region sits about 2,700 ...

Most Distant Supernova: James Webb Sees a Star Explode at Cosmic Dawn

Dec. 28, 2025 Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old. The event was first signaled by a gamma-ray burst and later confirmed ...

New Orbital Clue Reveals How Hot Jupiters Really Formed

Dec. 15, 2025 Hot Jupiters were once cosmic oddities, but unraveling how they moved so close to their stars has remained a stubborn mystery. Scientists have long debated whether these giants were violently flung ...

Something Fundamental About Black Holes May Be Changing

Dec. 27, 2025 New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of years. This unexpected shift suggests the structure around supermassive black ...

Astronomers Just Watched a Black Hole Twist Spacetime

Dec. 18, 2025 Astronomers have detected spacetime itself being dragged and twisted by a spinning black hole for the first time. The discovery, seen during a star’s violent destruction, confirms a prediction made ...

Astronomers Capture Sudden Black Hole Blast Firing Ultra Fast Winds

Dec. 9, 2025 A sudden X-ray flare from a supermassive black hole in galaxy NGC 3783 triggered ultra-fast winds racing outward at a fifth the speed of light—an event never witnessed before. Using XMM-Newton and ...

This Surprising Discovery Rewrites the Milky Way’s Origin Story

Dec. 9, 2025 New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may arise from several very different evolutionary events. Bursts of star ...

Astrophysicists Map the Invisible Universe Using Warped Galaxies

Dec. 21, 2025 By studying tiny distortions in the shapes of distant galaxies, scientists mapped dark matter and dark energy across one of the largest sky surveys ever assembled. Their results back the standard ...

A Nearby Earth-Size Planet Just Got Much More Mysterious

Dec. 12, 2025 TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for signs of an atmosphere—and potentially life-supporting conditions. Early ...

A Violent Star Explosion Just Revealed a Hidden Recipe for Life

Dec. 8, 2025 XRISM’s high-precision X-ray data revealed unusually strong signatures of chlorine and potassium inside the Cassiopeia A supernova remnant. These levels are far higher than theoretical models ...

Astronomers Discover One of the Universe’s Largest Spinning Structures

Dec. 25, 2025 Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together. The razor-thin chain of galaxies sits inside a much larger filament that ...

This Simulation Reveals What Really Happens Near Black Holes

Dec. 22, 2025 Black holes are among the most extreme objects in the universe, and now scientists can model them more accurately than ever before. By combining Einstein’s gravity with realistic behavior of light ...

SPHERE’s Stunning Space Images Reveal Where New Planets Are Forming

Dec. 6, 2025 SPHERE’s detailed images of dusty rings around young stars offer a rare glimpse into the hidden machinery of planet formation. These bright arcs and faint clouds reveal where tiny planet-building ...

JWST Finds a Milky Way Twin Born Shockingly Early in the Universe

Dec. 3, 2025 A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier than astronomers believed such well-structured galaxies could form. With ...

Scientists May Have Found Dark Matter After 100 Years of Searching

Nov. 29, 2025 Nearly a century after astronomers first proposed dark matter to explain the strange motions of galaxies, scientists may finally be catching a glimpse of it. A University of Tokyo researcher ...

A Strange Star Near a Black Hole Is Defying Expectations

Dec. 26, 2025 Astronomers have decoded the hidden past of a distant red giant star by listening to tiny vibrations in its light, revealing clues of a dramatic cosmic history. The star, which quietly orbits a ...

A High-Altitude Telescope Just Changed What We Know About Black Holes

Nov. 23, 2025 Scientists flew the XL-Calibur telescope on a high-altitude balloon to measure polarized X-rays from Cygnus X-1. These measurements reveal details about the chaotic, superheated material swirling ...

Microquasars Emerge as the Milky Way’s Most Extreme Particle Engines

Nov. 16, 2025 LHAASO has uncovered that micro-quasars, black holes feeding on companion stars, are powerful PeV particle accelerators. Their jets produce ultra-high-energy gamma rays and protons that exceed ...

Astronomers Unveil the Surprising Hidden Geometry of a Supernova

Nov. 16, 2025 Astronomers have, for the first time, recorded the moment a star’s explosion broke through its surface. The nearby supernova, SN 2024ggi, revealed a surprisingly olive-shaped blast when studied ...