Cosmology News

March 21, 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 ...

Scientists Are Closing in on the Universe’s Biggest Mystery

Jan. 8, 2026 Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly. Scientists are developing detectors so sensitive they can spot particle interactions that might occur once in years or ...

Scientists Are Turning Earth Into a Giant Detector for Hidden Forces Shaping Our Universe

Dec. 6, 2025 SQUIRE aims to detect exotic spin-dependent interactions using quantum sensors deployed in space, where speed and environmental conditions vastly improve sensitivity. Orbiting sensors tap into ...

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 ...

Latest Headlines

updated 9:09am EDT

Astronomers Discover Nearby Galaxy Was Shattered by Cosmic Crash

Mar. 20, 2026 A nearby galaxy is behaving strangely—and now scientists know why. The Small Magellanic Cloud’s stars move in chaotic patterns because it slammed into its larger neighbor millions of years ago. ...

Rare Supernova from 10 Billion Years Ago May Reveal the Secret of Dark Energy

Mar. 16, 2026 Astronomers may have found an exciting new clue about dark energy—the mysterious force driving the universe’s accelerating expansion. They ...

A Strange Twist in the Universe’s Oldest Light May Be Bigger Than We Thought

Mar. 16, 2026 Scientists studying a mysterious effect called cosmic birefringence—a subtle twist in the polarization of the universe’s oldest light—have ...

Strange Chirping Supernova Confirms Long-Debated Magnetar Theory

Mar. 11, 2026 Astronomers have discovered a strange new signal coming from an exploding star — a “chirp” that speeds up over time, similar to the signals seen when black holes collide. The unusual pattern ...

Cosmic Voids Look Empty but They May Be Tearing the Universe Apart

Mar. 10, 2026 Cosmic voids may seem like the emptiest places in the universe, stripped of matter, radiation, and even dark matter. But they’re far from nothing. Even in these vast empty regions, the fundamental ...

Astronomers Create the Largest 3D Map of the Early Universe Revealing Hidden Galaxies

Mar. 9, 2026 Astronomers have created the largest and most detailed 3D map yet of a glowing signal from the early universe, revealing hidden galaxies and gas from ...

Particles May Not Follow Einstein’s Paths After All

Mar. 9, 2026 Physicists have long struggled to unite quantum mechanics—the theory governing tiny particles—with Einstein’s theory of gravity, which explains the behavior of stars, planets, and the structure ...

NASA DART Mission Reveals Asteroids Throw “cosmic Snowballs” at Each Other

Mar. 8, 2026 Asteroids with tiny moons may be quietly trading material across space. Images from NASA’s DART mission revealed faint streaks on the moon ...

Astronomers Discover Giant Cosmic Sheet Around the Milky Way

Mar. 6, 2026 For decades, astronomers wondered why most nearby galaxies are speeding away from the Milky Way instead of being pulled in by its gravity. New simulations reveal the answer: our galaxy sits in a ...

ALMA Captures the Most Detailed Image Ever of the Milky Way’s Turbulent Core

Mar. 5, 2026 A sweeping new ALMA image has peeled back the veil on the Milky Way’s core, exposing a dense network of cold gas filaments near the central black ...

A Faint Cosmic Hum Could Solve the Universe’s Expansion Mystery

Mar. 1, 2026 Astronomers have long known the universe is expanding—but exactly how fast remains one of the biggest mysteries in cosmology. Different techniques for measuring the Hubble constant stubbornly ...

James Webb Spots a Galaxy With Tentacles in Deep Space

Mar. 3, 2026 Astronomers using the James Webb Space Telescope have spotted the most distant “jellyfish galaxy” ever seen — a cosmic oddity streaming long, tentacle-like trails of gas and newborn stars as it ...

Twin Beams Blast from a Hidden Star in Stunning Hubble Space Telescope Image

Feb. 13, 2026 A dazzling new Hubble image peels back the layers of the mysterious Egg Nebula, a rare and fleeting phase in a Sun-like star’s death just 1,000 light-years away. Hidden inside a dense cocoon of ...

Ultra-Fast Pulsar Found Near the Milky Way’s Supermassive Black Hole

Feb. 17, 2026 Scientists scanning the heart of the Milky Way have spotted a tantalizing signal: a possible ultra-fast pulsar spinning every 8.19 milliseconds near Sagittarius A*, the supermassive black hole at our ...

Astronomers Shocked by How These Giant Exoplanets Formed

Feb. 11, 2026 A distant star system with four super-sized gas giants has revealed a surprise. Thanks to JWST’s powerful vision, astronomers detected sulfur in their atmospheres — a chemical clue that they ...

James Webb Reveals Extraordinary Organic Molecules in an Ultra Luminous Infrared Galaxy

Feb. 12, 2026 Deep inside a nearby galaxy cloaked in thick clouds of gas and dust, astronomers have uncovered a surprising treasure trove of organic molecules using the James Webb Space Telescope. Peering through ...

Dark Matter Could Be Masquerading as a Black Hole at the Milky Way’s Core

Feb. 7, 2026 Astronomers propose that an ultra-dense clump of exotic dark matter could be masquerading as the powerful object thought to anchor our galaxy, explaining both the blistering speeds of stars near the ...

A Record Breaking Gravitational Wave Is Helping Test Einstein’s Theory of General Relativity

Feb. 1, 2026 A newly detected gravitational wave, GW250114, is giving scientists their clearest look yet at a black hole collision—and a powerful way to test Einstein’s theory of gravity. Its clarity allowed ...

Scientists Just Mapped the Hidden Structure Holding the Universe Together

Feb. 3, 2026 Astronomers have produced the most detailed map yet of dark matter, revealing the invisible framework that shaped the Universe long before stars and galaxies formed. Using powerful new observations ...

The Early Universe Supercharged Black Hole Growth

Jan. 26, 2026 Astronomers may have finally cracked one of the universe’s biggest mysteries: how black holes grew so enormous so fast after the Big Bang. New simulations show that early, chaotic galaxies created ...

Astronomers Found a Black Hole Growing Way Too Fast

Jan. 24, 2026 Astronomers have spotted a rare, rule-breaking quasar in the early Universe that appears to be growing its central black hole at an astonishing pace. Observations show the black hole is devouring ...

“Stars Like the Sun Don’t Just Stop Shining,” but This One Did

Jan. 24, 2026 A distant Sun-like star suddenly went dark for months, stunning astronomers who quickly realized something massive was passing in front of it. Observations revealed a gigantic disk of gas and dust ...

A Dying Star’s Final Breath Glows in a New Webb Image of the Helix Nebula

Jan. 26, 2026 Webb’s latest image of the Helix Nebula reveals a dramatic close-up of a dying star shedding its outer layers. The detailed view highlights glowing knots of gas shaped by fast-moving stellar winds ...

Life’s Chemistry May Begin in the Cold Darkness of Space

Jan. 21, 2026 New experiments reveal that protein precursors can form naturally in deep space under extreme cold and radiation. Scientists found that simple amino acids bond into peptides on interstellar dust, ...

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. ...

Jupiter’s Clouds Are Hiding Something Big

Jan. 31, 2026 Jupiter’s swirling storms have concealed its true makeup for centuries, but a new model is finally peeling back the clouds. Researchers found the planet likely holds significantly more oxygen than ...

New Research Challenges the Cold Dark Matter Assumption

Jan. 15, 2026 Dark matter, one of the Universe’s greatest mysteries, may have been born blazing hot instead of cold and sluggish as scientists long believed. New research shows that dark matter particles could ...

Chang’e-6 Lunar Samples Reveal a Giant Impact Reshaped the Moon’s Interior

Feb. 8, 2026 A colossal ancient impact may have reshaped the Moon far more deeply than scientists once realized. By analyzing rare lunar rocks brought back by China’s Chang’e-6 mission from the Moon’s ...

James Webb Reveals a Barred Spiral Galaxy Shockingly Early in the Universe

Feb. 27, 2026 Astronomers have spotted what may be one of the universe’s earliest barred spiral galaxies — a striking cosmic structure forming just 2 billion years after the Big Bang. The galaxy, COSMOS-74706, ...

Dark Stars Could Solve Three Major Mysteries of the Early Universe

Jan. 28, 2026 JWST has revealed a strange early universe filled with ultra-bright “blue monster” galaxies, mysterious “little red dots,” and black holes that seem far too massive for their age. A new study ...