Cosmology News

November 15, 2026

Top Headlines

A Massive New Simulation Reveals How the Universe Emerged from Darkness

Nov. 11, 2026 A groundbreaking new supercomputer simulation is revealing how the universe escaped its cosmic dark age and transformed into a cosmos filled with stars and galaxies. Called Lumina, it recreates 2 billion years of early cosmic history across a region ...

NASA’s Swift Telescope Falls to Earth After Nearly 22 Years in Space

Nov. 6, 2026 After nearly 22 years of exploring the universe’s most violent explosions, NASA’s Swift Observatory has re-entered Earth’s atmosphere over Indonesia. Originally designed to last just two years, the pioneering space telescope transformed our ...

NASA Is Racing Against Time to Save the Hubble Space Telescope

Nov. 4, 2026 NASA is exploring a daring plan to save the legendary Hubble Space Telescope from its eventual fiery plunge into Earth's atmosphere. After more than 35 years of groundbreaking discoveries, Hubble is slowly losing altitude, and without intervention, ...

IceCube Detects Ghost Particles with 10 Billion Times the Energy of Solar Neutrinos

Nov. 2, 2026 Mysterious particles called neutrinos constantly stream through our bodies, and scientists are now detecting incredibly powerful versions arriving from distant cosmic sources using a massive ...

NASA’s Artemis I Mission Reveals Surprising Radiation Levels Near the Moon

Oct. 28, 2026 NASA’s Artemis I mission has revealed that cosmic radiation near the Moon is higher than in Earth orbit, but not by as much as scientists might expect. Tiny experimental detectors also uncovered ...

NASA’s Roman Space Telescope Exceeds Expectations by Nearly 30%

Oct. 17, 2026 NASA’s Nancy Grace Roman Space Telescope has exceeded expectations after engineers made incredibly tiny adjustments to sharpen its view of the universe. By moving a mirror just one-sixteenth the width of a human hair, the team helped bring its ...

Powerful Simulations Reveal How the First Stars Changed the Universe

Oct. 3, 2026 Ultra-detailed simulations are showing how the first stars lit up the dark Universe and seeded space with elements such as carbon, oxygen, and iron. The MEGATRON project could bridge JWST observations of the earliest galaxies with chemical clues ...

This Suitcase-sized Spacecraft Could Hear the Universe Before Stars Existed

Sep. 28, 2026 CosmoCube will use the far side of the Moon as a shield from Earth’s radio noise to search for a faint signal from the universe before the first stars existed. The suitcase-sized satellite could reveal how the cosmic dark ages ended and how dark ...

A $100 Detector Can See Invisible Particles Raining Down from Space

Sep. 17, 2026 A pocket-sized, roughly $100 detector can reveal the invisible stream of cosmic particles constantly passing through Earth and even through our bodies. What began as a student physics project is now being used in major experiments, balloon missions, ...

NASA’s Roman Space Telescope Launches to Reveal the Universe’s Darkest Secrets

Aug. 31, 2026 NASA’s Roman Space Telescope has launched on a million mile journey to L2, where it will scan huge portions of the cosmos for clues about dark matter, dark energy, and distant worlds. With survey ...

NASA’s Roman Telescope Will See 100 Times More Sky Than Hubble

Aug. 28, 2026 NASA’s Roman Space Telescope will combine Hubble-like detail with a field of view 100 times larger, giving astronomers a sweeping new way to explore the cosmos. Its observations could uncover hidden planets, map billions of cosmic objects, and ...

NASA’s Roman Space Telescope Is Ready to Hunt Thousands of Alien Worlds

Aug. 26, 2026 NASA’s Roman Space Telescope is now enclosed inside its Falcon Heavy fairing and nearly ready for launch. Its mission could uncover thousands of exoplanets while helping scientists investigate dark matter, dark energy, and the accelerating ...

Latest Headlines

updated 10:18am EST

Euclid Discovers Ancient Cosmic Beacons from the Dawn of Time, Shining Like a Trillion Suns

Nov. 14, 2026 ESA’s Euclid space telescope has discovered 31 ancient quasars, including two record-breaking objects that shone with the brightness of a trillion ...

A Giant Icy World Hiding Beyond Pluto Could Be Our Sixth Dwarf Planet

Nov. 14, 2026 Astronomers have uncovered a potentially enormous new dwarf planet beyond Pluto, hidden for years in one of the most crowded regions of the night sky. The discovery of 2026 ED138 could expand the ...

Dark Energy May Have Flipped from Negative to Positive 9.5 Billion Years Ago

Nov. 13, 2026 A mysterious force driving the expansion of the Universe may have undergone a dramatic reversal billions of years ago. Scientists exploring an ...

A Radical Theory Says the Universe Is Twice as Old as We Thought

Nov. 11, 2026 A provocative new cosmological model suggests the Universe could be 26.7 billion years old and might not need dark matter or dark energy to explain its behavior. University of Ottawa researchers ...

A Mysterious 93-Billion-Mile Cosmic Structure May Be the Wreckage of Colliding Worlds

Nov. 10, 2026 NASA's Hubble Space Telescope has revealed surprising new details about a mysterious, 93-billion-mile-long cloud of dark, fluffy dust that may have ...

Mysterious Gas Leaks Suggest Mars May Still Be Volcanically Alive

Nov. 7, 2026 Mysterious gas emissions and fresh volcanic fissures suggest that Mars may not be geologically dead after all, with hot magma potentially still active deep underground. The discovery could point to ...

Rubin Observatory Discovers Two Hidden Companions of the Milky Way. Hundreds More May Be Waiting

Nov. 7, 2026 The Vera C. Rubin Observatory has already uncovered two previously unknown companions of the Milky Way using preliminary observations covering just ...

A Dead Star's Mysterious Rings Reveal What Could Happen When Our Sun Dies

Nov. 6, 2026 Astronomers have discovered a strange double ring of planetary wreckage around a dead star, revealing a possible preview of our Solar System's distant future. The two rings are separated by a ...

Dead Stars Could Break One of Physics' Most Famous Limits

Nov. 5, 2026 A surprising new discovery suggests that some dead stars can grow far more massive than scientists once thought possible. Computer simulations show that powerful magnetic fields could allow white ...

A Hidden Star Is Plowing Through Betelgeuse’s Atmosphere, New Evidence Suggests

Nov. 3, 2026 Something mysterious is disturbing Betelgeuse, and astronomers believe they have identified the culprit: a hidden companion star called Siwarha. New ...

Smithsonian Scientists Just Recreated the First 2 Billion Years of the Universe

Oct. 27, 2026 Scientists have created one of the largest and most detailed simulations of the early universe ever made, offering an extraordinary new glimpse into the cosmos shortly after the Big Bang. Called ...

Hubble Reveals a Stunning Twist in How the Universe Emerged from Darkness

Oct. 30, 2026 A surprising discovery by astronomers using the Hubble Space Telescope is challenging a leading explanation for how the early universe emerged from a dense fog of hydrogen roughly 13 billion years ...

Scientists Say a Forgotten Particle May Explain Why the Universe Exists

Nov. 1, 2026 A mysterious particle overlooked for decades may hold the key to why matter survived the Big Bang, allowing stars, planets, and life to exist. Scientists believe this forgotten neutrino reshaped the ...

James Webb Reveals a Strange Bulge in an Alien Planet's Atmosphere

Oct. 16, 2026 Astronomers using the James Webb Space Telescope have discovered that a distant alien planet's atmosphere is surprisingly lopsided. Located 1,300 light-years away, the scorching gas giant ...

MIT Astronomers Catch a Star in a Feast That Could Last Billions of Years

Oct. 10, 2026 Astronomers have discovered a bizarre star system about 300 light-years from Earth where a small star is slowly devouring a nearby brown dwarf, an object too massive to be a planet but too small to ...

Hubble Space Telescope May Have Found a Planet Born After Its Star Died

Oct. 9, 2026 A strange chemical signature in old Hubble observations may point to a planet that formed after its star had already died. Astronomers found unusually high levels of niobium around the white dwarf HS ...

NASA’s Webb Finds Signs of Mars-Sized Worlds Smashing Together

Oct. 7, 2026 NASA’s James Webb Space Telescope is giving astronomers a glimpse of the kinds of violent collisions that may have shaped our own solar system, including the giant impact thought to have created ...

A Mysterious Star System Just 16 Light-Years Away May Be Hiding Habitable Planets

Oct. 29, 2026 Astronomers have solved a 170-year-old planetary mystery in a nearby two-star system, discovering that a mysterious wobble was caused by stellar activity rather than a giant planet. Although ...

Scientists Find a Surprising Clue to Why the Universe’s Expansion Doesn’t Add Up

Oct. 4, 2026 Tiny magnetic fields created shortly after the Big Bang may help explain the long-running disagreement over how fast the universe is expanding. Detailed simulations show that these primordial fields ...

A 9-Billion-Year-Old Signal Could Help Explain Dark Energy

Oct. 9, 2026 A Canadian radio telescope has detected the faint glow of hydrogen from billions of years ago using only its own observations, proving a long-awaited way to map the distant universe can actually ...

The Early Universe Wasn’t Nearly as Pristine as Scientists Thought

Oct. 2, 2026 JWST has revealed that galaxies were spreading carbon, oxygen, and other heavy elements through space just 500 million years after the Big Bang. The surprising discovery suggests the young universe ...

Black Hole Jets May Decide the Fate of Entire Galaxies

Sep. 30, 2026 Powerful jets from supermassive black holes can disturb star-forming gas far beyond a galaxy’s visible edge, leaving a glowing trail hundreds of thousands of light-years long. By keeping this gas ...

NASA’s Asteroid Bennu Samples Reveal a 4.5-Billion-Year-Old Secret

Oct. 24, 2026 Tiny samples from asteroid Bennu are rewriting scientists' understanding of how our Solar System formed. New evidence suggests that Bennu was born where material from the inner and outer Solar ...

These Massive Stars Could Explain Webb’s Strangest Galaxies

Sep. 24, 2026 Hubble observations of massive stars in metal-poor dwarf galaxies are revealing clues to why the early universe looks so unusual. Researchers found that stellar winds weaken sharply at extremely low ...

The LHC Just Ruled out Another Hiding Place for Quantum Black Holes

Sep. 22, 2026 Physicists searching through Large Hadron Collider data found no evidence that the machine has been producing microscopic quantum black holes, but the result sharply narrows where such exotic physics ...

NASA’s Webb Reveals the Wild Weather of a Mysterious World 20 Light-Years Away

Oct. 17, 2026 NASA’s James Webb Space Telescope has revealed that a turbulent world 20 light-years away has a surprisingly orderly weather system, with three recurring atmospheric states driven by temperature ...

JWST’s Mysterious Little Red Dots May Be Black Holes Growing at Incredible Speeds

Sep. 17, 2026 New supercomputer simulations suggest JWST’s puzzling Little Red Dots are rapidly growing black holes from the early Universe. Extreme radiation may have helped create unusually massive black hole ...

NASA Reveals 16 Stunning Galaxies Hiding Cosmic Chaos

Oct. 20, 2026 NASA's stunning new gallery of 16 galaxies reveals colossal black hole jets, explosive star formation, and spectacular cosmic collisions through the combined power of Chandra, James Webb, ...

Astronomers Uncover New Secrets of the Universe’s First Five Minutes

Oct. 20, 2026 Scientists have achieved a major breakthrough in understanding the Universe’s earliest moments, measuring the amount of helium formed in the first five minutes after the Big Bang with unprecedented ...

James Webb Reveals Chariklo’s Mysterious Rings Are Changing Faster Than Expected

Sep. 15, 2026 The James Webb Space Telescope has revealed surprising changes in the rings around Chariklo, a small object orbiting between Saturn and Uranus. Over just a few years, its inner ring became more ...