Big Bang News

January 23, 2025

Top Headlines

The Universe Is Expanding Too Fast to Fit Theories: Hubble Tension in Crisis

Jan. 17, 2025 — The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

NASA's Hubble Traces Hidden History of Andromeda Galaxy

Jan. 17, 2025 — In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby stellar island to our Milky Way -- the magnificent ...

Astrophysicists Reveal Structure of 74 Exocomet Belts Orbiting Nearby Stars in Landmark Survey

Jan. 17, 2025 — Astrophysicists have imaged a large number of exocomet belts around nearby stars, and the tiny pebbles within them. The crystal-clear images show light being emitted from these millimeter-sized ...

This Tiny Galaxy Is Answering Some Big Questions

Jan. 16, 2025 — Leo P, a small galaxy and a distant neighbor of the Milky Way, is lighting the way for astronomers to better understand star formation and how a galaxy grows. Scientists have reported finding that Leo P 'reignited,' reactivating during a significant ...

Latest Headlines

updated 12:03pm EST

Three Tiny 'Stellar-Ghost-Town' Galaxies Discovered

Jan. 15, 2025 — By combining data from the DESI Legacy Imaging Surveys and the Gemini South telescope, astronomers have investigated three ultra-faint dwarf galaxies that reside in a region of space isolated from ...

NASA Celebrates Edwin Hubble's Discovery of a New Universe

Jan. 15, 2025 — For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

This Quasar May Have Helped Turn the Lights on for the Universe

Jan. 15, 2025 — Astronomers have detected an intensely brightening and dimming quasar that may help explain how some objects in the early universe grew at a highly accelerated rate. The discovery is the most distant ...

New Study Unveils Breakthrough in Understanding Cosmic Particle Accelerators

Jan. 13, 2025 — Scientists have come a step closer to understanding how collisionless shock waves -- found throughout the universe -- are able to accelerate ...

Beyond the 'Dragon Arc', a Treasure Trove of Unseen Stars

Jan. 6, 2025 — Taking advantage of a cosmic 'double lens,' astronomers resolved more than 40 individual stars in a galaxy so far away its light dates back to when the universe was only half its present ...

Physicists Explain a Stellar Stream's Distinctive Features

Jan. 6, 2025 — Physicists have proposed a solution to a long-standing puzzle surrounding the GD-1 stellar stream, one of the most well-studied streams within the galactic halo of the Milky ...

Scientists Pin Down the Origins of a Fast Radio Burst

Jan. 1, 2025 — Astronomers pinned down the origins of at least one fast radio burst, a brief and brilliant explosion of radio waves emitted by an extremely compact object. The team's novel technique might also ...

Clever Trick to Cook Stars Like Christmas Pudding Detected for First Time

Dec. 19, 2024 — Researchers have found evidence of magnetic fields associated with a disc of gas and dust a few hundred light-years across deep inside a system of two merging galaxies known as Arp220. They say these ...

Dark Energy 'Doesn't Exist' So Can't Be Pushing 'Lumpy' Universe Apart

Dec. 20, 2024 — One of the biggest mysteries in science -- dark energy -- doesn't actually exist, according to researchers looking to solve the riddle of how the Universe is expanding. For the past 100 years, ...

Supermassive Black Holes Halt Rapid Construction in an Ancient Celestial City

Dec. 18, 2024 — Galaxy clusters -- the big cities of the universe -- are home to many giant elliptical galaxies that have completed their growth and are not forming ...

Massive Black Hole in the Early Universe Spotted Taking a 'Nap' After Overeating

Dec. 18, 2024 — Scientists have spotted a massive black hole in the early universe that is 'napping' after stuffing itself with too much food. Like a bear gorging itself on salmon before hibernating for ...

A New Galaxy, Much Like Our Own

Dec. 11, 2024 — Stunning new photographs by a team of astronomers have revealed a newly forming galaxy that looks remarkably similar to a young Milky Way. The extraordinary images give us an unprecedented picture of ...

Universe Expansion Study Confirms Challenge to Cosmic Theory

Dec. 9, 2024 — New observations from the James Webb Space Telescope suggest that a new feature in the universe -- not a flaw in telescope measurements -- may be behind the decade-long mystery of why the universe is ...

Particle Research Gets Closer to Answering Why We're Here

Dec. 5, 2024 — Physicists have outlined the next 10 years of global research into the behavior of neutrinos, particles so tiny that they pass through virtually everything by the trillions every second at nearly the ...

Astronomers Witness the in Situ Spheroid Formation in Distant Submillimetre-Bright Galaxies

Dec. 5, 2024 — Researchers have used the ALMA telescope and found old elliptical galaxies in the universe can form from intense star formation within early galaxy ...

Astronomers Close to Solving Mystery of How Universe's Giant Galaxies Formed

Dec. 4, 2024 — Astrophysicists find the birth sites of gigantic elliptical galaxies which they say gives new clues about how they were formed. The galaxies look like bulging footballs and how they were created ...

Evidence of Primordial Black Holes May Be Hiding in Planets, or Even Everyday Objects Here on Earth

Dec. 2, 2024 — A theoretical study suggests that small black holes born in the early universe may have left behind hollow planetoids and microscopic tunnels, and that we should start looking within rocks and old ...

Astronomers May Have Discovered the Answer to a Mysterious Stellar Event

Nov. 26, 2024 — Researchers have made a record-breaking astrophysical discovery while simultaneously uncovering a possible explanation for the rare and extreme astrophysical event known as long-period radio ...

Novel Supernova Observations Grant Astronomers a Peek Into the Cosmic Past

Nov. 25, 2024 — An international team of researchers has made new observations of an unusual supernova, finding the most metal-poor stellar explosion ever ...

3.2 Million Km/h Galaxy Smash-Up

Nov. 22, 2024 — A massive collision of galaxies sparked by one travelling at a scarcely-believable 2 million mph (3.2 million km/h) has been seen in unprecedented detail by one of Earth's most powerful ...

A Nearby Supernova Could End the Search for Dark Matter

Nov. 21, 2024 — Axions are the most likely candidate for enigmatic dark matter that dominates the universe. Astrophysicists are searching for evidence of high-mass axions produced during supernovae. Scientists ...

Research on Gravity in Line With Einstein's Theory of General Relativity

Nov. 20, 2024 — Researchers used the Dark Energy Spectroscopic Instrument to map how nearly 6 million galaxies cluster across 11 billion years of cosmic history. Their observations line up with what Einstein's ...

Astronomers Discover First Pairs of White Dwarf and Main Sequence Stars in Clusters, Shining New Light on Stellar Evolution

Nov. 19, 2024 — Astronomers have discovered the first pairs of white dwarf and main sequence stars -- 'dead' remnants and 'living' stars -- in young star clusters. This breakthrough offers new ...

Possible Origins of Dark Matter in 'Dark Big Bang' Scenario

Nov. 18, 2024 — Recent research unlocks new clues that could radically change the world's understanding of the origin of dark ...

Three Galactic 'Red Monsters' in the Early Universe

Nov. 13, 2024 — Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was ...

A Formula for Life? New Model Calculates Chances of Intelligent Beings in Our Universe and Beyond

Nov. 12, 2024 — The chances of intelligent life emerging in our Universe -- and in any hypothetical ones beyond it -- can be estimated by a new theoretical model which has echoes of the famous Drake Equation. This ...

Astronomers' Theory of How Galaxies Formed May Be Upended

Nov. 12, 2024 — The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming ...

Einstein's Equations Collide With the Mysteries of the Universe

Nov. 11, 2024 — Why is the expansion of our Universe accelerating? Twenty-five years after its discovery, this phenomenon remains one of the greatest scientific mysteries. Solving it involves testing the fundamental ...

Astrophysicists Use Echoes of Light to Illuminate Black Holes

Nov. 7, 2024 — Researchers have developed an innovative technique to search for black hole light echoes. Their novel method, which will make it easier for the mass and the spin of black holes to be measured, ...

Interstellar Methane as Progenitor of Amino Acids?

Nov. 6, 2024 — Gamma radiation can convert methane into a wide variety of products at room temperature, including hydrocarbons, oxygen-containing molecules, and amino acids, reports a research team. This type of ...