Galaxies News

October 17, 2025

Top Headlines

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 ...

Understanding Why Galaxy Clusters Are Warm May Explain the Origin of Giant Interstellar Structures

May 29, 2025 — Astronomers have explained how a galaxy cluster maintains its heat, despite emitting X-rays that cool the hot gas at its center. The group discovered the existence of a fast-moving, high-temperature ...

ALMA Measures Evolution of Monster Barred Spiral Galaxy

May 22, 2025 — Astronomers have observed a massive and extremely active barred spiral galaxy in the early Universe and found that it has important similarities and differences with modern galaxies. This improves our understanding of how barred spiral galaxies, ...

Unveiling the Secrets of Planet Formation in Environments of High UV Radiation

May 21, 2025 — Even under intense ultraviolet radiation from giant stars, the raw ingredients for planets can endure. Using Webb s powerful infrared eyes, astronomers examined a young star in the Lobster Nebula and ...

Gas Location Drives Star Formation in Distant Galaxies

May 21, 2025 — In the intriguing realm of star-forming galaxies, the key factor isn't the total amount of gas but rather its strategic distribution within the ...

'Cosmic Joust': Astronomers Observe Pair of Galaxies in Deep-space Battle

May 21, 2025 — Astronomers have witnessed for the first time a violent cosmic collision in which one galaxy pierces another with intense radiation. Their results show that this radiation dampens the wounded galaxy's ability to form new ...

Latest Headlines

updated 9:41am EDT

Saturn's Moon Titan Just Broke One of Chemistry’s Oldest Rules

Oct. 17, 2025 — Scientists from NASA and Chalmers University have discovered that incompatible substances can mix on Titan’s icy surface, breaking the “like dissolves like” rule of chemistry. Under ultra-cold ...

Rogue Black Hole Shocks Astronomers With Record Radio Blast

Oct. 16, 2025 — For the first time, scientists observed a black hole tearing apart a star far from its galaxy’s center, producing the fastest-changing radio signals ever recorded. The event, AT 2024tvd, revealed ...

Astronomers Detect a Cosmic “heartbeat” in Pulsar Signals

Oct. 15, 2025 — Researchers analyzing pulsar data have found tantalizing hints of ultra-slow gravitational waves. A team from Hirosaki University suggests these signals might carry “beats” — patterns formed by ...

A Telescope Larger Than Earth Just Revealed the Hidden Heart of a Mysterious Galaxy

Oct. 14, 2025 — Scientists imaged the heart of the OJ 287 galaxy, uncovering a curved plasma jet around what appears to be two merging supermassive black holes. The ...

JWST May Have Found the Universe’s First Stars Powered by Dark Matter

Oct. 14, 2025 — New observations from the James Webb Space Telescope hint that the universe’s first stars might not have been ordinary fusion-powered suns, but enormous “supermassive dark stars” powered by ...

JWST Spots a Hidden Red Supergiant Just Before It Exploded

Oct. 9, 2025 — The James Webb Space Telescope has uncovered a massive red supergiant star just before it exploded, finally solving a cosmic mystery. Hidden beneath layers of dust, the doomed star revealed itself ...

Scientists Uncover a Hidden Power Source Inside a Monster Black Hole

Oct. 8, 2025 — Scientists have simulated how M87*, the supermassive black hole at the center of the galaxy M87, powers its immense particle jet. The Frankfurt team’s FPIC code shows that magnetic reconnection, ...

Hubble Captures a Galaxy That Glows in Blue and Gold

Oct. 7, 2025 — Hubble captured a breathtaking view of NGC 6000, a spiral galaxy where blue newborn stars shine beside golden, aging ones. The image also reveals traces of ancient supernovae still glowing faintly ...

Astronomers Discover the Most Powerful and Distant Cosmic Ring Ever Seen

Oct. 6, 2025 — Astronomers have found the most distant and energetic “odd radio circle” ever detected — a massive double-ringed radio structure nearly 10 billion years old. The discovery, made with the help ...

Thousands of Sparkling Newborn Stars Ignite in Webb’s Lobster Nebula View

Oct. 6, 2025 — NASA’s James Webb Space Telescope has unveiled a breathtaking cosmic landscape that looks more like a scene from fantasy than reality. What appears to be a glowing mountain peak shrouded in mist is ...

Earlier Headlines

Hubble Finds a Hybrid Galaxy With a Mysterious and Violent Past

Sep. 29, 2025 — Hubble has captured a striking new image of NGC 2775, a galaxy that defies easy classification. Blending features of spirals, ellipticals, and lenticulars, its puzzling structure may be the result of ...

Neutrinos May Be the Hidden Force Behind Gold and Platinum

Sep. 21, 2025 — When two neutron stars collide, they unleash some of the most powerful forces in the universe, creating ripples in spacetime, showers of radiation, and even the building blocks of gold and platinum. ...

Hubble Reveals Baby Stars in a Galaxy Torn by Gravity

Sep. 21, 2025 — Hubble’s latest look at Messier 96 reveals a warped spiral galaxy glowing with rings of stellar birth. The new details shed light on how stars emerge and influence their ...

Scientists Just Found the Hidden Cosmic Fingerprints of Dark Matter

Sep. 19, 2025 — Scientists at Rutgers and collaborators have traced the invisible dark matter scaffolding of the universe using over 100,000 Lyman-alpha emitting galaxies. By studying how these galaxies clustered ...

White Dwarf Caught Devouring a Frozen Pluto-Like World

Sep. 17, 2025 — Astronomers have detected the chemical fingerprint of a frozen, water-rich planetary fragment being devoured by a white dwarf star, offering the clearest evidence yet that icy, life-delivering ...

Rare Einstein Cross With Extra Image Reveals Hidden Dark Matter

Sep. 17, 2025 — A strange “Einstein Cross” with an extra, impossible fifth image has revealed the hidden presence of a massive dark matter halo. An international team of astronomers, including Rutgers ...

NASA's Webb Space Telescope Just Found Strange Red Dots That Shouldn’t Exist

Sep. 14, 2025 — Astronomers using the James Webb Space Telescope have uncovered mysterious “little red dots” that may not be galaxies at all, but a whole new type of object: black hole stars. These fiery ...

Black Hole Discovery Confirms Einstein and Hawking Were Right

Sep. 29, 2025 — A fresh black hole merger detection has offered the clearest evidence yet for Einstein’s relativity and Hawking’s predictions. Scientists tracked the complete cosmic collision, confirming that ...

Hidden Star Systems in the Milky Way Could Unlock the Secrets of Dark Matter

Sep. 12, 2025 — For centuries, scientists have puzzled over globular clusters, the dense star systems that orbit galaxies without dark matter. Using ultra-detailed simulations, researchers recreated their origins ...

Black Holes Just Proved Stephen Hawking Right With the Clearest Signal Yet

Sep. 12, 2025 — Gravitational-wave astronomy has exploded since 2015, capturing hundreds of black hole and neutron star collisions. With ever-clearer signals, researchers are testing Einstein’s relativity and ...

Black Hole Explosion Could Change Everything We Know About the Universe

Sep. 11, 2025 — Physicists may soon witness a cosmic fireworks show: the explosive death of a primordial black hole. Once thought to be unimaginably rare, new research suggests there’s up to a 90% chance of ...

Hubble Just Revealed the Fiery Heart of the Cigar Galaxy

Sep. 15, 2025 — Behind the dusty clouds of the Cigar Galaxy lies a dazzling powerhouse of star formation, where stars are being born ten times faster than in the Milky Way. Astronomers using the Hubble Space ...

A Doomed Star System Could Soon Shine as Bright as the Moon

Sep. 11, 2025 — Astronomers have uncovered the violent secret of V Sagittae, a white dwarf star consuming its companion in a spectacular feeding frenzy. This cosmic dance not only makes the system burn with unusual ...

NASA’s Celestial “Accident” Unlocks Secrets of Jupiter and Saturn

Sep. 10, 2025 — Astronomers studying an oddball brown dwarf called “The Accident” have finally spotted silane, a long-predicted silicon molecule missing from Jupiter and Saturn’s skies. Its ancient, ...

Webb Spots First Hints of Atmosphere on a Potentially Habitable World

Oct. 1, 2025 — Astronomers using the James Webb Space Telescope are unraveling the mysteries of TRAPPIST-1e, an Earth-sized exoplanet 40 light years away that could harbor liquid water. Early data suggests hints of ...

A Rogue Black Hole Is Beaming Energy from a Nearby Dwarf Galaxy

Sep. 24, 2025 — Astronomers detected a black hole displaced nearly a kiloparsec from the center of a dwarf galaxy 230 million light-years away. Unlike most, it is actively feeding and producing radio jets, making it ...

Hubble Just Captured a Glittering Star Cluster Like No Other

Sep. 11, 2025 — Hubble’s latest image captures a glittering star cluster inside the Large Magellanic Cloud, a dwarf galaxy about 160,000 light-years from Earth. This region, known as N11, is one of the galaxy’s ...

A Monster Molecular Cloud Has Been Discovered in Our Galaxy – “No One Had Any Idea This Existed”

Sep. 4, 2025 — Researchers spotted a colossal cloud of gas and dust in the Milky Way, filled with turbulent motion, newborn star seeds, and even a natural microwave laser. This newly found Midpoint cloud appears to ...

A Weirdly Shaped Telescope Could Finally Find Earth 2. 0

Sep. 3, 2025 — Spotting Earth-like planets is nearly impossible with conventional telescopes, but researchers propose a bold fix: a rectangular design that can separate a planet’s faint glow from its blinding ...

NASA’s X-Ray Telescope Finds Bizarre Features in a Cosmic Hand

Aug. 31, 2025 — Astronomers have taken a fresh look at the famous “Hand of God” pulsar, combining X-ray data from NASA’s Chandra Observatory with new radio observations from the Australia Telescope Compact ...