Cosmology News

August 25, 2025

Top Headlines

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 ...

'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 ...

Astronomers Observe Largest Ever Sample of Galaxies Up to over 12 Billion Light Years Away

May 19, 2025 — The largest sample of galaxy groups ever detected has been presented by a team of international astronomers using data from the James Webb Space telescope (JWST) in an area of the sky called COSMOS ...

Dark Matter Formed When Fast Particles Slowed Down and Got Heavy, New Theory Says

May 15, 2025 — Researchers propose a new theory for the origin of dark matter, the invisible substance thought to give the universe its shape and structure. Their mathematical models show that dark matter could ...

Universe Decays Faster Than Thought, but Still Takes a Long Time

May 12, 2025 — The universe is decaying much faster than thought. This is shown by calculations of scientists on the so-called Hawking radiation. They calculate that the last stellar remnants take about 10^78 years (a 1 with 78 zeros) to perish. That is much ...

Astrophysicist Searches for Ripples in Space and Time in New Way

May 12, 2025 — Massive ripples in the very fabric of space and time wash over Earth constantly, although you'd never notice. An astrophysicist is trying a new search for these gravitational ...

Bridging Worlds: Physicists Develop Novel Test of the Holographic Principle

May 7, 2025 — In the quest toward finding the correct theory of quantum gravity, physicists have been testing the holographic principle which, they say, is a key property of any valid theory of quantum ...

Latest Headlines

updated 12:23pm EDT

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 ...

Mysterious “little Red Dots” Could Reveal How the First Black Holes Formed

Aug. 22, 2025 — Astronomers may have uncovered the origins of the mysterious “little red dots,” some of the strangest galaxies seen in the early universe. These ...

What Came Before the Big Bang? Supercomputers May Hold the Answer

Aug. 22, 2025 — Scientists are rethinking the universe’s deepest mysteries using numerical relativity, complex computer simulations of Einstein’s equations in extreme conditions. This method could help explore ...

Astronomers Stunned by the Strangest Supernova Ever Seen

Aug. 21, 2025 — Scientists have identified a never-before-seen supernova, SN2021yfj, which exploded after losing nearly all of its outer layers. Instead of light elements, it revealed silicon and sulfur from deep ...

Astronomers Discover a Hidden Engine Inside Space’s “Eye of Sauron”

Aug. 19, 2025 — A mysterious blazar that baffled scientists for years has been unraveled. VLBA imaging revealed a toroidal magnetic field powering a jet aimed at Earth, explaining how it can unleash neutrinos and ...

Strange New Shapes May Rewrite the Laws of Physics

Aug. 18, 2025 — By exploring positive geometry, mathematicians are revealing hidden shapes that may unify particle physics and cosmology, offering new ways to understand both collisions in accelerators and the ...

The Disappearing Planet Next Door Has Astronomers Intrigued

Aug. 14, 2025 — NASA’s James Webb Space Telescope has detected strong evidence for a giant planet orbiting Alpha Centauri A, the nearest Sun-like star to Earth. Located just 4 light-years away, this possible ...

Voyager Missed It, but Now We Know Uranus Has a Fiery Secret

Aug. 13, 2025 — For decades, scientists puzzled over why Uranus seemed colder than expected. Now, an international research team led by the University of Houston has solved the mystery: Uranus emits more heat than ...

What If Dark Matter Came from a Mirror Universe?

Aug. 13, 2025 — UC Santa Cruz physicist Stefano Profumo has put forward two imaginative but scientifically grounded theories that may help solve one of the biggest mysteries in physics: the origin of dark matter. In ...

This Tiny Spacecraft Could Race to a Black Hole and Rewrite Physics

Aug. 10, 2025 — A visionary plan proposes sending a paperclip-sized spacecraft, powered by Earth-based lasers, to a nearby black hole within a century. Led by astrophysicist Cosimo Bambi, the mission would test the ...

Giant Einstein Ring Reveals One of the Universe’s Biggest Black Holes

Aug. 10, 2025 — Astronomers have uncovered what may be the most massive black hole ever found, 36 billion times the mass of our Sun, hidden at the heart of the Cosmic Horseshoe galaxy. Located 5 billion light-years ...

‘Bridge’ of Stray Stars Reveals Two Massive Galaxies Tearing Each Other Apart

Aug. 6, 2025 — Astronomers have discovered a ghostly, million-light-year-long bridge of stars connecting two massive galaxies within the Abell 3667 cluster, 700 million light-years away. This glowing thread of ...

Scientists Just Recreated the Universe’s First Molecule and Solved a 13-Billion-Year-Old Puzzle

Aug. 3, 2025 — Long before stars lit up the sky, the universe was a hot, dense place where simple chemistry quietly set the stage for everything to come. Scientists have now recreated the first molecule ever to ...

Underground Life on Mars? Cosmic Rays Could Make It Possible

Aug. 3, 2025 — Cosmic rays from deep space might be the secret energy source that allows life to exist underground on Mars and icy moons like Enceladus and Europa. New research reveals that when these rays interact ...

Astronomers Detect Life’s Building Blocks Around a Young Star

Aug. 2, 2025 — Astronomers using ALMA have discovered complex organic molecules, including potential precursors to life's building blocks, in the protoplanetary disc of a young star, V883 Orionis. This finding ...

NASA and Japan’s XRISM Just Found Sulfur Hiding Between the Stars

Aug. 6, 2025 — An international team of scientists have provided an unprecedented tally of elemental sulfur spread between the stars using data from the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) ...

Forget the Big Bang: Gravitational Waves May Have Really Created the Universe

July 31, 2025 — A team of scientists has proposed a groundbreaking new theory on the Universe's origins, offering a fresh, radical take on the Big Bang's early moments. Unlike the widely accepted ...

NASA’s Roman Telescope Will Catch 100,000 Explosions — and Rewrite the Universe’s Story

July 22, 2025 — NASA’s Roman Space Telescope is set to embark on a deep-sky survey that could capture nearly 100,000 cosmic explosions, shedding light on everything from dark energy to black hole physics. Its ...

Mysterious Object Found Dancing With Neptune

July 20, 2025 — Astronomers have discovered a bizarre object in the outer solar system, 2020 VN40, that dances to Neptune’s gravitational beat in a never-before-seen rhythm. It’s the first of its kind, orbiting ...

NASA’s IXPE Tracked a Rare Pulsar—and Found an Unexpected Power Source

July 20, 2025 — Astronomers studying a rare neutron star system have uncovered a surprising source of powerful X-rays. Using NASA s IXPE telescope and data from other observatories, an international team found that ...

It Looked Like Nothing—then Scientists Found a World 10x the Size of Jupiter

July 14, 2025 — Astronomers have uncovered a massive, hidden exoplanet nestled in the dusty disc of a young star—MP Mus—by combining cutting-edge data from the ALMA observatory and ESA’s Gaia mission. ...

Two Monster Black Holes Just Collided — It’s So Massive, It Shouldn’t Exist

July 14, 2025 — Two colossal black holes among the most massive ever seen collided in deep space, creating gravitational waves that rippled across the cosmos and shook the foundations of astrophysical theory. ...

Gravitational Shockwave: LIGO Catches a 225-Solar-Mass Black-Hole Smash-Up

July 14, 2025 — Gravitational-wave detectors have captured their biggest spectacle yet: two gargantuan, rapidly spinning black holes likely forged by earlier smash-ups fused into a 225-solar-mass titan, GW231123. ...

100 Ghost Galaxies May Be Orbiting the Milky Way—and We’re Just Now Uncovering Them

July 13, 2025 — New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite galaxies—up to 100 more than we currently know. These elusive "orphan" ...

Chang’e-6 Unearths Volcanic and Magnetic Mysteries on the Moon’s Farside

July 11, 2025 — China's Chang’e-6 mission has delivered the first-ever samples from the Moon’s far side, shedding light on one of planetary science’s greatest mysteries: why the near and far sides are so ...

Big-Bang Echoes Unmask a Billion-Light-Year Hole Around Earth—and It’s Stretching Space Faster

July 15, 2025 — Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the long-running Hubble tension. Galaxy counts reveal a sparsely populated ...

Ice in a Million-Degree Fermi Bubble Reveals the Milky Way’s Recent Eruption

July 9, 2025 — Astronomers using the Green Bank Telescope spotted surprisingly cold, dense hydrogen clouds embedded inside the Milky Way’s vast, super-hot Fermi bubbles—structures thought to be created by a ...

Can One Vanishing Particle Shatter String Theory — and Explain Dark Matter?

July 5, 2025 — Scientists are on the trail of a mysterious five-particle structure that could challenge one of the biggest theories in physics: string theory. This rare particle—never seen before and predicted ...

A Star Exploded Twice — First-Ever Image Reveals Its Cosmic Fingerprint

July 3, 2025 — Astronomers studying the remnant SNR 0509-67.5 have finally caught a white dwarf in the act of a rare “double-detonation” supernova, where an initial helium blast on the star’s surface triggers ...

JWST Unlocks 10-Billion-Year Mystery of How Galaxies Shape Themselves

June 30, 2025 — Using the James Webb Space Telescope, scientists spotted thin and thick disks in galaxies as far back as 10 billion years ago—something never seen before. These observations reveal that galaxies ...