Cosmology News

October 25, 2025

Top Headlines

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 ...

The Moon’s South Pole Hides a 4-billion-year-old Secret

Oct. 12, 2025 — A colossal northern asteroid impact billions of years ago likely shaped the Moon’s south polar region and explains its uneven terrain. Researchers found that the South Pole-Aitken Basin formed from a glancing northern strike, revealing deep ...

Cosmic Simulations That Once Needed Supercomputers Now Run on a Laptop

Sep. 18, 2025 — Astronomers have long relied on supercomputers to simulate the immense structure of the Universe, but a new tool called Effort.jl is changing that. By mimicking the behavior of complex cosmological models, this emulator delivers results with the ...

The Moon Could Finally Reveal Dark Matter

Sep. 18, 2025 — Faint hydrogen signals from the cosmic Dark Ages may soon help determine the mass of dark matter particles. Simulations suggest future Moon-based observatories could distinguish between warm and cold dark matter, providing long-sought answers about ...

World’s Largest Camera Just Snapped the Universe in 3,200 Megapixels

June 27, 2025 — The LSST camera at the Vera C. Rubin Observatory has released its jaw-dropping first images, each capturing 45 times the area of the full moon in one shot. Over the next ten years, this cosmic giant will scan the southern sky in ultra-HD, helping ...

Millions of New Solar System Objects to Be Found and 'Filmed in Technicolor' -- Studies Predict

June 3, 2025 — Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this ...

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 ...

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, ...

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 ...

Latest Headlines

updated 12:33pm EDT

Astronomers Discover a Gigantic Bridge of Gas Connecting Two Galaxies

Oct. 19, 2025 — Researchers from The University of Western Australia node at the International Centre for Radio Astronomy Research (ICRAR) have uncovered a colossal bridge of neutral hydrogen gas linking two dwarf ...

Einstein’s Overlooked Idea Could Explain How the Universe Really Began

Oct. 18, 2025 — Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the driving force behind creation. Their simulations show that gravity and ...

MIT Finds Traces of a Lost World Deep Within Planet Earth

Oct. 17, 2025 — Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A unique imbalance in potassium isotopes points to remnants of “proto Earth” ...

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 ...

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 ...

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, ...

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 ...

Black Holes Might Hold the Key to a 60-Year Cosmic Mystery

Oct. 6, 2025 — Scientists may have finally uncovered the mystery behind ultra-high-energy cosmic rays — the most powerful particles known in the universe. A team from NTNU suggests that colossal winds from ...

Rogue Planet Spotted Devouring 6 Billion Tons Every Second

Oct. 3, 2025 — Astronomers have uncovered a runaway feeding frenzy in a rogue planet drifting freely through space, devouring six billion tonnes of gas and dust every second. Located 620 light-years away in the ...

The Moon’s Far Side Is Hiding a Chilling Secret

Oct. 3, 2025 — New lunar samples from the far side reveal it formed from cooler magma than the near side, confirming the Moon’s interior is not uniform. Researchers suggest fewer heat-producing elements on the ...

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. ...

Alien Water Worlds Were Just a Mirage

Sep. 19, 2025 — A new study challenges the dream of water-rich “Hycean” planets like K2-18b, suggesting that most sub-Neptunes lose their water deep into their interiors during formation. Instead of vast oceans, ...

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 ...

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 ...

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, ...

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 ...

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 ...

The Universe’s First Magnetic Fields Were Shockingly Weak, but Changed Everything

Sep. 23, 2025 — Primordial magnetic fields, billions of times weaker than a fridge magnet, may have left lasting imprints on the Universe. Researchers ran over 250,000 simulations to show how these fields shaped the ...

Earth Was Born Dry Until a Cosmic Collision Made It a Blue Planet

Sep. 29, 2025 — Scientists have shown that Earth’s basic chemistry solidified within just three million years of the Solar System’s formation. Initially, the planet was barren and inhospitable, missing water and ...

Scientists Uncover Hidden Shards of Mars’ Violent Birth, Frozen for Billions of Years

Aug. 31, 2025 — Mars isn’t the neatly layered world we once imagined — its mantle is filled with ancient, jagged fragments left over from colossal impacts billions of years ago. Seismic data from NASA’s ...

Warped Planet Nurseries Rewrite the Rules of How Worlds Are Born

Sep. 2, 2025 — Astronomers using ALMA have discovered that planet-forming discs are not flat and serene but subtly warped, reshaping our understanding of how planets form. These slight tilts, similar to those seen ...

Butterfly Nebula Reveals Sparkling Gems, Fiery Dust, and the Ingredients of Life

Aug. 28, 2025 — James Webb has revealed that the Butterfly Nebula hides a complex mix of gemstone-like crystals, fiery dust, and unexpected carbon molecules. The discovery may rewrite how we understand the chemistry ...

Astronomers Capture Breathtaking First Look at a Planet Being Born

Aug. 27, 2025 — WISPIT 2b, a gas giant forming around a young Sun-like star, has been directly imaged for the first time inside a spectacular multi-ringed disk. Still glowing and actively accreting gas, the planet ...

Astronomers Track Record-Breaking Radio Flash Across 130 Million Light-Years

Aug. 30, 2025 — A team of astronomers spotted RBFLOAT, one of the brightest fast radio bursts ever seen, and traced it to a galaxy 130 million light-years away. Using CHIME’s new Outrigger array, researchers ...

Jupiter’s Core Isn’t What We Thought

Aug. 24, 2025 — For years, scientists thought Jupiter’s strange interior was the result of a massive collision in its youth. But new research suggests that the planet’s diffuse, “fuzzy” core wasn’t born ...