Cosmology News

December 4, 2025

Top Headlines

Dark Matter Acts Surprisingly Normal in a New Cosmic Test

Nov. 16, 2025 Dark matter may be invisible, but scientists are getting closer to understanding whether it follows the same rules as everything we can see. By comparing how galaxies move through cosmic gravity wells to the depth of those wells, researchers found ...

Space Dust Reveals How Fast the Arctic Is Changing

Nov. 13, 2025 Arctic sea ice is disappearing fast, and scientists have turned to an unexpected cosmic clue—space dust—to uncover how ice has changed over tens of thousands of years. By tracking helium-3–bearing dust trapped (or blocked) by ancient ice, ...

Physicists Prove the Universe Isn’t a Simulation After All

Nov. 10, 2025 New research from UBC Okanagan mathematically demonstrates that the universe cannot be simulated. Using Gödel’s incompleteness theorem, scientists found that reality requires “non-algorithmic understanding,” something no computation can ...

JWST Captures Stunning 3D View of a Planet’s Scorching Atmosphere

Nov. 2, 2025 A team of astronomers used the James Webb Space Telescope to create the first 3D atmospheric map of an exoplanet. The fiery WASP-18b, a massive “ultra-hot Jupiter,” revealed striking temperature contrasts, including regions so hot they destroy ...

Scientists Discover a Way Simulate the Universe on a Laptop

Oct. 30, 2025 Scientists have developed a groundbreaking tool called Effort.jl that lets them simulate the structure of the universe using just a laptop. The team created a system that dramatically speeds up how researchers study cosmic data, turning what once ...

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 ...

Latest Headlines

updated 12:14pm EST

Surprising Optics Breakthrough Could Transform Our View of the Universe

Dec. 4, 2025 FROSTI is a new adaptive optics system that precisely corrects distortions in LIGO’s mirrors caused by extreme laser power. By using custom thermal patterns, it preserves mirror shape without ...

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 ...

JWST Spots a Strange Red Dot So Extreme Scientists Can’t Explain It

Nov. 29, 2025 The discovery of strange, ultra-red objects—especially the extreme case known as The Cliff—has pushed astronomers to propose an entirely new type of cosmic structure: black hole stars. These ...

Century-Old Cosmic Ray Mystery Is Close to Being Solved

Nov. 26, 2025 Michigan State University astrophysicists are closing in on one of space science’s biggest mysteries: where the galaxy’s most energetic particles come from. Their studies uncovered a pulsar wind ...

Our Solar System Is Racing Through Space 3x Faster Than We Thought

Nov. 22, 2025 New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed predicted by standard cosmology. Using highly sensitive data from multiple ...

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 ...

Jupiter’s Wild Youth May Have Reshaped the Entire Solar System

Nov. 13, 2025 Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals formed much later than expected. These late-forming bodies match the ages and ...

NASA's Webb Finds Life’s Building Blocks Frozen in a Galaxy Next Door

Nov. 12, 2025 Astronomers using the James Webb Space Telescope have uncovered a trove of complex organic molecules frozen in ice around a young star in a neighboring galaxy — including the first-ever detection ...

A Neutron Star’s Weird Wind Rewrites Space Physics

Nov. 10, 2025 XRISM’s observations of GX13+1 revealed a slow, fog-like wind instead of the expected high-speed blast, challenging existing models of radiation-driven outflows. The discovery hints that ...

Astronomers Shocked by Mysterious Gas Found in Deep Space

Nov. 9, 2025 Astronomers have discovered phosphine gas in the atmosphere of an ancient brown dwarf, Wolf 1130C, using the James Webb Space Telescope. The finding is puzzling because phosphine, a potential ...

Einstein Might Have Been Wrong About Black Holes

Nov. 8, 2025 Researchers are using black hole shadows to challenge Einstein’s theory of relativity. With new simulations and future ultra-sharp telescope images, they may uncover signs that his famous equations ...

The Universe May Have Already Started Slowing Down

Nov. 6, 2025 Evidence now suggests the universe’s expansion has started to slow, not speed up. The findings imply dark energy is weakening, marking a possible revolution in ...

Astronomers Discover Dying Stars Eating Their Planets

Nov. 6, 2025 Astronomers have discovered that aging stars may be devouring their closest giant planets as they swell into red giants. Using NASA’s TESS telescope to study nearly half a million stars, scientists ...

Black Hole Blast Outshines 10 Trillion Suns

Nov. 7, 2025 A colossal black hole 10 billion light-years away has been caught devouring one of the universe’s biggest stars, unleashing a flare 30 times brighter than any seen before. The flare, detected by ...

Colossal Stars Forged the Universe’s Earliest Clusters

Nov. 6, 2025 A team of astrophysicists has unveiled how colossal stars thousands of times more massive than the Sun shaped the earliest star clusters and galaxies. These short-lived giants not only forged the ...

CERN Creates Cosmic “fireballs” That Could Reveal the Universe’s Hidden Magnetism

Nov. 7, 2025 Using CERN’s Super Proton Synchrotron, researchers generated plasma fireballs to simulate blazar jets. The beams stayed stable, suggesting plasma instabilities aren’t responsible for missing ...

Astronomers Capture a Spooky “cosmic Bat” in Deep Space

Nov. 1, 2025 Astronomers have captured a haunting image of a “cosmic bat” spreading its wings across deep space. This nebula, 10,000 light-years away, glows crimson as newborn stars ignite clouds of gas and ...

Twin Black Hole Collisions Put Einstein’s General Relativity to Its Most Extreme Test

Oct. 30, 2025 Two recently observed black hole mergers, occurring just weeks apart in late 2024, have opened an extraordinary new window into the universe’s most extreme events. These collisions not only ...

Webb Reveals the Universe’s First Galaxies Were a Chaotic Mess

Oct. 30, 2025 JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from Cambridge studied over 250 galaxies and found most were turbulent, still forming ...

Dark Matter May Be Lighting Up the Heart of the Milky Way

Nov. 5, 2025 Researchers using new simulations suggest that the Milky Way’s past collisions may have reshaped its dark matter core. This distorted structure could naturally explain the puzzling gamma-ray glow ...

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 ...

Physicists Capture Trillion Degree Heat from the Big Bang’s Primordial Plasma

Oct. 29, 2025 Rice University researchers have captured the temperature profile of quark-gluon plasma, the ultra-hot state of matter from the dawn of the universe. By analyzing rare electron-positron emissions ...

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 ...

Scientists Uncover a Hidden Power Source Inside a Monster Black Hole

Oct. 7, 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, ...

Dark Energy Might Be Changing and So Is the Universe

Nov. 9, 2025 New supercomputer simulations hint that dark energy might be dynamic, not constant, subtly reshaping the Universe’s structure. The findings align with recent DESI observations, offering the ...

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 ...

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 ...

A New Equation May Explain the Universe Without Dark Matter

Nov. 6, 2025 A new theory claims dark matter and dark energy don’t exist — they’re just side effects of the universe’s changing forces. By rethinking gravity and cosmic timelines, it could rewrite our ...

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 ...

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 ...